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Finding the Fourth Proportional to 7,591.71, 11,388.91 and 2,592.92

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Solution

The fourth proportional to 7,591.71, 11,388.91 and 2,592.92 is: 3,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.71 : 11,388.91 = 2,592.92 : x
  2. Step 2: Convert to fraction form
    7,591.71/11,388.91 = 2,592.92/x
  3. Step 3: Cross multiply
    7,591.71x = 11,388.91 × 2,592.92
  4. Step 4: Simplify right side
    7,591.71x = 29,530,462.61
  5. Step 5: Solve for x
    x = 29,530,462.61/7,591.71
  6. Step 6: Final answer
    x = 3,889.83

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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.