Conversion formula

The conversion factor from feet to miles is 0.00018939393939394, which means that 1 foot is equal to 0.00018939393939394 miles:

1 ft = 0.00018939393939394 mi

To convert 8221 feet into miles we have to multiply 8221 by the conversion factor in order to get the length amount from feet to miles. We can also form a simple proportion to calculate the result:

1 ft → 0.00018939393939394 mi

8221 ft → L_(mi)

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

L_(mi) = 8221 ft × 0.00018939393939394 mi

L_(mi) = 1.5570075757576 mi

The final result is:

8221 ft → 1.5570075757576 mi

We conclude that 8221 feet is equivalent to 1.5570075757576 miles:

8221 feet = 1.5570075757576 miles

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile is equal to 0.64225763289138 × 8221 feet.

Another way is saying that 8221 feet is equal to 1 ÷ 0.64225763289138 miles.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that eight thousand two hundred twenty-one feet is approximately one point five five seven miles:

8221 ft ≅ 1.557 mi

An alternative is also that one mile is approximately zero point six four two times eight thousand two hundred twenty-one feet.

Conversion table

feet to miles chart

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