Home / 10,936.62-16,404.80-3,540.92

Finding the Fourth Proportional to 10,936.62, 16,404.80 and 3,540.92

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Solution

The fourth proportional to 10,936.62, 16,404.80 and 3,540.92 is: 5,311.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.62 : 16,404.80 = 3,540.92 : x
  2. Step 2: Convert to fraction form
    10,936.62/16,404.80 = 3,540.92/x
  3. Step 3: Cross multiply
    10,936.62x = 16,404.80 × 3,540.92
  4. Step 4: Simplify right side
    10,936.62x = 58,087,984.69
  5. Step 5: Solve for x
    x = 58,087,984.69/10,936.62
  6. Step 6: Final answer
    x = 5,311.33

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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.