What is 3 inches to centimeters? The answer is that 3 inches equals 7.62 centimeters.
How to convert 3 inches to cm? We know that one inch is equal to 2.54 centimeters, so to convert 3 inches to centimeters, we must multiply the amount of centimeters by 2.54, which means that 3 inches is equal to 3 inches × 2.54 = 7.62 cm.
See also: How to convert 3 cm to inches.