Finding the Fourth Proportional to 7,025,302.80, 10,522,207.80 and 5,765,590.80
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Solution
The fourth proportional to 7,025,302.80, 10,522,207.80 and 5,765,590.80 is: 8,635,463.30
Step by Step Solution
- Step 1: Write the proportion equation
7,025,302.80 : 10,522,207.80 = 5,765,590.80 : x - Step 2: Convert to fraction form
7,025,302.80/10,522,207.80 = 5,765,590.80/x - Step 3: Cross multiply
7,025,302.80x = 10,522,207.80 × 5,765,590.80 - Step 4: Simplify right side
7,025,302.80x = 60,666,744,487,368.24 - Step 5: Solve for x
x = 60,666,744,487,368.24/7,025,302.80 - Step 6: Final answer
x = 8,635,463.30
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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.