Home / 7,439.30-11,158.95-5,567.13

Finding the Fourth Proportional to 7,439.30, 11,158.95 and 5,567.13

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Solution

The fourth proportional to 7,439.30, 11,158.95 and 5,567.13 is: 8,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.30 : 11,158.95 = 5,567.13 : x
  2. Step 2: Convert to fraction form
    7,439.30/11,158.95 = 5,567.13/x
  3. Step 3: Cross multiply
    7,439.30x = 11,158.95 × 5,567.13
  4. Step 4: Simplify right side
    7,439.30x = 62,123,325.31
  5. Step 5: Solve for x
    x = 62,123,325.31/7,439.30
  6. Step 6: Final answer
    x = 8,350.70

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Half scale
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Double scale
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Similar ratio
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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.