Conversion formula

The conversion factor from knots to miles per hour is 1.1507794480225, which means that 1 knot is equal to 1.1507794480225 miles per hour:

1 kt = 1.1507794480225 mph

To convert 4021 knots into miles per hour we have to multiply 4021 by the conversion factor in order to get the velocity amount from knots to miles per hour. We can also form a simple proportion to calculate the result:

1 kt → 1.1507794480225 mph

4021 kt → V_(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V_(mph) = 4021 kt × 1.1507794480225 mph

V_(mph) = 4627.2841604987 mph

The final result is:

4021 kt → 4627.2841604987 mph

We conclude that 4021 knots is equivalent to 4627.2841604987 miles per hour:

4021 knots = 4627.2841604987 miles per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.00021610948567555 × 4021 knots.

Another way is saying that 4021 knots is equal to 1 ÷ 0.00021610948567555 miles per hour.

Approximate result

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

4021 kt ≅ 4627.284 mph

An alternative is also that one mile per hour is approximately zero times four thousand twenty-one knots.

Conversion table

knots to miles per hour chart

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