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Finding the Fourth Proportional to 9,332.87, 13,997.69 and 3,176.87

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Solution

The fourth proportional to 9,332.87, 13,997.69 and 3,176.87 is: 4,764.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.87 : 13,997.69 = 3,176.87 : x
  2. Step 2: Convert to fraction form
    9,332.87/13,997.69 = 3,176.87/x
  3. Step 3: Cross multiply
    9,332.87x = 13,997.69 × 3,176.87
  4. Step 4: Simplify right side
    9,332.87x = 44,468,825.55
  5. Step 5: Solve for x
    x = 44,468,825.55/9,332.87
  6. Step 6: Final answer
    x = 4,764.75

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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.