Conversion formula

The conversion factor from grams to kilograms is 0.001, which means that 1 gram is equal to 0.001 kilograms:

1 g = 0.001 kg

To convert 4221 grams into kilograms we have to multiply 4221 by the conversion factor in order to get the mass amount from grams to kilograms. We can also form a simple proportion to calculate the result:

1 g → 0.001 kg

4221 g → M_(kg)

Solve the above proportion to obtain the mass M in kilograms:

M_(kg) = 4221 g × 0.001 kg

M_(kg) = 4.221 kg

The final result is:

4221 g → 4.221 kg

We conclude that 4221 grams is equivalent to 4.221 kilograms:

4221 grams = 4.221 kilograms

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilogram is equal to 0.23691068467188 × 4221 grams.

Another way is saying that 4221 grams is equal to 1 ÷ 0.23691068467188 kilograms.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four thousand two hundred twenty-one grams is approximately four point two two one kilograms:

4221 g ≅ 4.221 kg

An alternative is also that one kilogram is approximately zero point two three seven times four thousand two hundred twenty-one grams.

Conversion table

grams to kilograms chart

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