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Finding the Fourth Proportional to 9,013.68, 12,437.10 and 5,034.30

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Solution

The fourth proportional to 9,013.68, 12,437.10 and 5,034.30 is: 6,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.68 : 12,437.10 = 5,034.30 : x
  2. Step 2: Convert to fraction form
    9,013.68/12,437.10 = 5,034.30/x
  3. Step 3: Cross multiply
    9,013.68x = 12,437.10 × 5,034.30
  4. Step 4: Simplify right side
    9,013.68x = 62,612,092.53
  5. Step 5: Solve for x
    x = 62,612,092.53/9,013.68
  6. Step 6: Final answer
    x = 6,946.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.