Finding the Fourth Proportional to 10,344.84, 15,517.56 and 3,775.92
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Solution
The fourth proportional to 10,344.84, 15,517.56 and 3,775.92 is: 5,663.99
Step by Step Solution
- Step 1: Write the proportion equation
10,344.84 : 15,517.56 = 3,775.92 : x - Step 2: Convert to fraction form
10,344.84/15,517.56 = 3,775.92/x - Step 3: Cross multiply
10,344.84x = 15,517.56 × 3,775.92 - Step 4: Simplify right side
10,344.84x = 58,593,065.16 - Step 5: Solve for x
x = 58,593,065.16/10,344.84 - Step 6: Final answer
x = 5,663.99
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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.