Home / 9,276.92-12,799.85-5,500.97

Finding the Fourth Proportional to 9,276.92, 12,799.85 and 5,500.97

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Solution

The fourth proportional to 9,276.92, 12,799.85 and 5,500.97 is: 7,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.92 : 12,799.85 = 5,500.97 : x
  2. Step 2: Convert to fraction form
    9,276.92/12,799.85 = 5,500.97/x
  3. Step 3: Cross multiply
    9,276.92x = 12,799.85 × 5,500.97
  4. Step 4: Simplify right side
    9,276.92x = 70,411,499.35
  5. Step 5: Solve for x
    x = 70,411,499.35/9,276.92
  6. Step 6: Final answer
    x = 7,589.97

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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.