Home / 11,691.89-17,537.93-3,371.92

Finding the Fourth Proportional to 11,691.89, 17,537.93 and 3,371.92

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Solution

The fourth proportional to 11,691.89, 17,537.93 and 3,371.92 is: 5,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691.89 : 17,537.93 = 3,371.92 : x
  2. Step 2: Convert to fraction form
    11,691.89/17,537.93 = 3,371.92/x
  3. Step 3: Cross multiply
    11,691.89x = 17,537.93 × 3,371.92
  4. Step 4: Simplify right side
    11,691.89x = 59,136,496.93
  5. Step 5: Solve for x
    x = 59,136,496.93/11,691.89
  6. Step 6: Final answer
    x = 5,057.91

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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.