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Finding the Fourth Proportional to 7,591.92, 11,388.42 and 2,397.75

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Solution

The fourth proportional to 7,591.92, 11,388.42 and 2,397.75 is: 3,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.92 : 11,388.42 = 2,397.75 : x
  2. Step 2: Convert to fraction form
    7,591.92/11,388.42 = 2,397.75/x
  3. Step 3: Cross multiply
    7,591.92x = 11,388.42 × 2,397.75
  4. Step 4: Simplify right side
    7,591.92x = 27,306,584.06
  5. Step 5: Solve for x
    x = 27,306,584.06/7,591.92
  6. Step 6: Final answer
    x = 3,596.80

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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.