How Chord Progressions Work
A chord progression is a small journey: you leave home, you build tension, you come back. Once you hear those three jobs, most songs stop being a list of chords and start being a shape you recognise.
- 3 jobs
- any key
- the basis of every other page here
same family
The progression
I - IV - V - I
Why it works
Chords do not have meaning on their own. They get it from where they sit in a key. The I is where the music is at rest. The IV steps away without much drama. The V is the one under pressure: it contains the note a half step below home, and your ear hears that as a question. Answer it with the I and the phrase is finished. That question and answer is the engine under almost everything, from a nursery rhyme to a Coltrane tune.
Hear it in context
Three of our own examples: the same four chords as a hymn, as a rock riff and as a shuffle. The order never changes and the music does.
Make it yours
- Change the order, not the chords
I - V - IV - I feels restless where I - IV - V - I feels settled, because the tension now comes before the step away.
- Stretch one chord
Two bars on the V instead of one and the arrival hits twice as hard.
- Swap one chord for its neighbour
Replace the IV with a ii and the progression gets softer without losing its shape.
When to reach for it
Always. This is the frame the other twenty progressions on this site hang on, so it is worth playing until the three jobs are obvious by ear.
When to leave it alone
Never, though you will outgrow the plain version fast. The moment you can hear the three jobs, start borrowing chords from outside the key.
Keep going
Everything in chord progressions
- The Progression Explorer
- How Chord Progressions Work