Length conversion
3 in to cm
7.62 cm
3 inches = 7.62 centimetres. Exact factor: cm = in × 2.54.
Live converter
Edit either field — the other updates instantly. Type decimal values like 38.4.
The formula
cm = in × 2.54
Worked example: 3 × 2.54 = 7.62 cm.
Values near 3 in
| in | cm |
|---|---|
| 2.25 | 5.72 |
| 2.5 | 6.35 |
| 2.75 | 6.99 |
| 3this page | 7.62 |
| 3.25 | 8.26 |
| 3.5 | 8.89 |
| 3.75 | 9.53 |
Frequently asked
How do you convert inches to centimetres?
Apply the formula cm = in × 2.54. Enter any value in the live converter above and the result updates as you type.
What is 3 in in cm?
3 in equals 7.62 cm. The reference table below shows the values immediately around 3 in.
Is this conversion exact?
Yes. The inch has been exactly 2.54 cm since the 1959 international yard and pound agreement.