Home / 3,538.92-5,308.38-2,439.96

Finding the Fourth Proportional to 3,538.92, 5,308.38 and 2,439.96

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Solution

The fourth proportional to 3,538.92, 5,308.38 and 2,439.96 is: 3,659.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.92 : 5,308.38 = 2,439.96 : x
  2. Step 2: Convert to fraction form
    3,538.92/5,308.38 = 2,439.96/x
  3. Step 3: Cross multiply
    3,538.92x = 5,308.38 × 2,439.96
  4. Step 4: Simplify right side
    3,538.92x = 12,952,234.86
  5. Step 5: Solve for x
    x = 12,952,234.86/3,538.92
  6. Step 6: Final answer
    x = 3,659.94

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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.