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Finding the Fourth Proportional to 9,398.76, 14,044.22 and 7,165.32

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Solution

The fourth proportional to 9,398.76, 14,044.22 and 7,165.32 is: 10,706.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,398.76 : 14,044.22 = 7,165.32 : x
  2. Step 2: Convert to fraction form
    9,398.76/14,044.22 = 7,165.32/x
  3. Step 3: Cross multiply
    9,398.76x = 14,044.22 × 7,165.32
  4. Step 4: Simplify right side
    9,398.76x = 100,631,294.62
  5. Step 5: Solve for x
    x = 100,631,294.62/9,398.76
  6. Step 6: Final answer
    x = 10,706.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.