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This problem is "on proportions".
If you have two objects (buildings, trees, persons, flagpoles) with the heights and ,
that cast shadows of the lengths and , respectively, these values are connected with a proportion
= .
In your case,
= .
From this proportion, find the unknown x, which is the man's height
x = = 6.
ANSWER. The man is 6 ft tall.
Solved.
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On proportions, see the lessons
- Proportions
- Using proportions to solve word problems
- Using proportions to solve word problems in Physics
- Using proportions to solve Chemistry problems
- Typical problems on proportions
- Using proportions to estimate the number of fish in a lake
- HOW TO algebreze and solve these problems using proportions
- OVERVIEW of lessons on proportions
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