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Finding the Fourth Proportional to 5,773.43, 8,660.14 and 4,459.10

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Solution

The fourth proportional to 5,773.43, 8,660.14 and 4,459.10 is: 6,688.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.43 : 8,660.14 = 4,459.10 : x
  2. Step 2: Convert to fraction form
    5,773.43/8,660.14 = 4,459.10/x
  3. Step 3: Cross multiply
    5,773.43x = 8,660.14 × 4,459.10
  4. Step 4: Simplify right side
    5,773.43x = 38,616,437.08
  5. Step 5: Solve for x
    x = 38,616,437.08/5,773.43
  6. Step 6: Final answer
    x = 6,688.65

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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.