Based on the constant of proportionality, the quantity of each ingredient that is needed is as follows:
Ingredients Recipe for 10
Red onion 1,250g
Garlic cloves 2.5
Chestnut mushrooms 5
Spinach 375g
Chicken 350g
Stock 750ml
The constant of proportionality to the ratio of one quantity or value compared to another.
The number of people served = 4
The number of people to be served = 10
The constant of proportionality = 2.5:1 (10:4)
Ingredients Receipe for 4 Recipe for 10
Red onion 500g 1,250g (500/4 x 10)
Garlic cloves 1 2.5 (1/4 x 10)
Chestnut mushrooms 2 5 (2/4 x 10)
Spinach 150g 375g (150/4 x 10)
Chicken 140g 350g (140/4 x 10)
Stock 300ml 750ml (300/4 x 10)