Finding the Fourth Proportional to 3,016.25, 4,524.37 and 824.99
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Solution
The fourth proportional to 3,016.25, 4,524.37 and 824.99 is: 1,237.49
Step by Step Solution
- Step 1: Write the proportion equation
3,016.25 : 4,524.37 = 824.99 : x - Step 2: Convert to fraction form
3,016.25/4,524.37 = 824.99/x - Step 3: Cross multiply
3,016.25x = 4,524.37 × 824.99 - Step 4: Simplify right side
3,016.25x = 3,732,569.25 - Step 5: Solve for x
x = 3,732,569.25/3,016.25 - Step 6: Final answer
x = 1,237.49
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.