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Finding the Fourth Proportional to 10,505.16, 15,757.68 and 6,059.94

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Solution

The fourth proportional to 10,505.16, 15,757.68 and 6,059.94 is: 9,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505.16 : 15,757.68 = 6,059.94 : x
  2. Step 2: Convert to fraction form
    10,505.16/15,757.68 = 6,059.94/x
  3. Step 3: Cross multiply
    10,505.16x = 15,757.68 × 6,059.94
  4. Step 4: Simplify right side
    10,505.16x = 95,490,572.61
  5. Step 5: Solve for x
    x = 95,490,572.61/10,505.16
  6. Step 6: Final answer
    x = 9,089.88

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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.