## Conversion formula

The conversion factor from feet to millimeters is 304.8, which means that 1 foot is equal to 304.8 millimeters:

1 ft = 304.8 mm

To convert 4 feet into millimeters we have to multiply 4 by the conversion factor in order to get the length amount from feet to millimeters. We can also form a simple proportion to calculate the result:

1 ft → 304.8 mm

4 ft → L(mm)

Solve the above proportion to obtain the length L in millimeters:

L(mm) = 4 ft × 304.8 mm

L(mm) = 1219.2 mm

The final result is:

4 ft → 1219.2 mm

We conclude that 4 feet is equivalent to 1219.2 millimeters:

4 feet = 1219.2 millimeters

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 millimeter is equal to 0.00082020997375328 × 4 feet.

Another way is saying that 4 feet is equal to 1 ÷ 0.00082020997375328 millimeters.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four feet is approximately one thousand two hundred nineteen point two millimeters:

4 ft ≅ 1219.2 mm

An alternative is also that one millimeter is approximately zero point zero zero one times four feet.

## Conversion table

### feet to millimeters chart

For quick reference purposes, below is the conversion table you can use to convert from feet to millimeters

feet (ft) millimeters (mm)
5 feet 1524 millimeters
6 feet 1828.8 millimeters
7 feet 2133.6 millimeters
8 feet 2438.4 millimeters
9 feet 2743.2 millimeters
10 feet 3048 millimeters
11 feet 3352.8 millimeters
12 feet 3657.6 millimeters
13 feet 3962.4 millimeters
14 feet 4267.2 millimeters