Home / 11,239.92-16,862.62-3,743.46

Finding the Fourth Proportional to 11,239.92, 16,862.62 and 3,743.46

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Solution

The fourth proportional to 11,239.92, 16,862.62 and 3,743.46 is: 5,616.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.92 : 16,862.62 = 3,743.46 : x
  2. Step 2: Convert to fraction form
    11,239.92/16,862.62 = 3,743.46/x
  3. Step 3: Cross multiply
    11,239.92x = 16,862.62 × 3,743.46
  4. Step 4: Simplify right side
    11,239.92x = 63,124,524.75
  5. Step 5: Solve for x
    x = 63,124,524.75/11,239.92
  6. Step 6: Final answer
    x = 5,616.10

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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.