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Finding the Fourth Proportional to 7,337.59, 10,124.80 and 4,193.17

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Solution

The fourth proportional to 7,337.59, 10,124.80 and 4,193.17 is: 5,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.59 : 10,124.80 = 4,193.17 : x
  2. Step 2: Convert to fraction form
    7,337.59/10,124.80 = 4,193.17/x
  3. Step 3: Cross multiply
    7,337.59x = 10,124.80 × 4,193.17
  4. Step 4: Simplify right side
    7,337.59x = 42,455,007.62
  5. Step 5: Solve for x
    x = 42,455,007.62/7,337.59
  6. Step 6: Final answer
    x = 5,785.96

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Half scale
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Double scale
Find fourth proportional to 7,338.59, 10,126.18 and 4,194.17
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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.