Home / 11,272.38-16,906.41-3,481.26

Finding the Fourth Proportional to 11,272.38, 16,906.41 and 3,481.26

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Solution

The fourth proportional to 11,272.38, 16,906.41 and 3,481.26 is: 5,221.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272.38 : 16,906.41 = 3,481.26 : x
  2. Step 2: Convert to fraction form
    11,272.38/16,906.41 = 3,481.26/x
  3. Step 3: Cross multiply
    11,272.38x = 16,906.41 × 3,481.26
  4. Step 4: Simplify right side
    11,272.38x = 58,855,608.88
  5. Step 5: Solve for x
    x = 58,855,608.88/11,272.38
  6. Step 6: Final answer
    x = 5,221.22

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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.