Home / 11,355.73-17,031.56-3,456.33

Finding the Fourth Proportional to 11,355.73, 17,031.56 and 3,456.33

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Solution

The fourth proportional to 11,355.73, 17,031.56 and 3,456.33 is: 5,183.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.73 : 17,031.56 = 3,456.33 : x
  2. Step 2: Convert to fraction form
    11,355.73/17,031.56 = 3,456.33/x
  3. Step 3: Cross multiply
    11,355.73x = 17,031.56 × 3,456.33
  4. Step 4: Simplify right side
    11,355.73x = 58,866,700.42
  5. Step 5: Solve for x
    x = 58,866,700.42/11,355.73
  6. Step 6: Final answer
    x = 5,183.88

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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.