Home / 11,691.92-17,537.68-3,371.60

Finding the Fourth Proportional to 11,691.92, 17,537.68 and 3,371.60

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Solution

The fourth proportional to 11,691.92, 17,537.68 and 3,371.60 is: 5,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691.92 : 17,537.68 = 3,371.60 : x
  2. Step 2: Convert to fraction form
    11,691.92/17,537.68 = 3,371.60/x
  3. Step 3: Cross multiply
    11,691.92x = 17,537.68 × 3,371.60
  4. Step 4: Simplify right side
    11,691.92x = 59,130,041.89
  5. Step 5: Solve for x
    x = 59,130,041.89/11,691.92
  6. Step 6: Final answer
    x = 5,057.34

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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.