Home / 7,591.55-11,385.09-2,660.27

Finding the Fourth Proportional to 7,591.55, 11,385.09 and 2,660.27

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Solution

The fourth proportional to 7,591.55, 11,385.09 and 2,660.27 is: 3,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.55 : 11,385.09 = 2,660.27 : x
  2. Step 2: Convert to fraction form
    7,591.55/11,385.09 = 2,660.27/x
  3. Step 3: Cross multiply
    7,591.55x = 11,385.09 × 2,660.27
  4. Step 4: Simplify right side
    7,591.55x = 30,287,356.45
  5. Step 5: Solve for x
    x = 30,287,356.45/7,591.55
  6. Step 6: Final answer
    x = 3,989.62

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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.