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Finding the Fourth Proportional to 7,354.68, 10,134.96 and 7,262.75

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Solution

The fourth proportional to 7,354.68, 10,134.96 and 7,262.75 is: 10,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.68 : 10,134.96 = 7,262.75 : x
  2. Step 2: Convert to fraction form
    7,354.68/10,134.96 = 7,262.75/x
  3. Step 3: Cross multiply
    7,354.68x = 10,134.96 × 7,262.75
  4. Step 4: Simplify right side
    7,354.68x = 73,607,680.74
  5. Step 5: Solve for x
    x = 73,607,680.74/7,354.68
  6. Step 6: Final answer
    x = 10,008.28

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Half scale
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Double scale
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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.