Conversion formula

The conversion factor from miles per hour to knots is 0.8689762419014, which means that 1 mile per hour is equal to 0.8689762419014 knots:

1 mph = 0.8689762419014 kt

To convert 5421 miles per hour into knots we have to multiply 5421 by the conversion factor in order to get the velocity amount from miles per hour to knots. We can also form a simple proportion to calculate the result:

1 mph → 0.8689762419014 kt

5421 mph → V_(kt)

Solve the above proportion to obtain the velocity V in knots:

V_(kt) = 5421 mph × 0.8689762419014 kt

V_(kt) = 4710.7202073475 kt

The final result is:

5421 mph → 4710.7202073475 kt

We conclude that 5421 miles per hour is equivalent to 4710.7202073475 knots:

5421 miles per hour = 4710.7202073475 knots

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.00021228176499217 × 5421 miles per hour.

Another way is saying that 5421 miles per hour is equal to 1 ÷ 0.00021228176499217 knots.

Approximate result

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

5421 mph ≅ 4710.72 kt

An alternative is also that one knot is approximately zero times five thousand four hundred twenty-one miles per hour.

Conversion table

miles per hour to knots chart

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