Home / 11,404.92-17,104.14-7,238.64

Finding the Fourth Proportional to 11,404.92, 17,104.14 and 7,238.64

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Solution

The fourth proportional to 11,404.92, 17,104.14 and 7,238.64 is: 10,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,404.92 : 17,104.14 = 7,238.64 : x
  2. Step 2: Convert to fraction form
    11,404.92/17,104.14 = 7,238.64/x
  3. Step 3: Cross multiply
    11,404.92x = 17,104.14 × 7,238.64
  4. Step 4: Simplify right side
    11,404.92x = 123,810,711.97
  5. Step 5: Solve for x
    x = 123,810,711.97/11,404.92
  6. Step 6: Final answer
    x = 10,855.90

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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.