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Finding the Fourth Proportional to 11,726.67, 17,593.11 and 3,407.46

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Solution

The fourth proportional to 11,726.67, 17,593.11 and 3,407.46 is: 5,112.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.67 : 17,593.11 = 3,407.46 : x
  2. Step 2: Convert to fraction form
    11,726.67/17,593.11 = 3,407.46/x
  3. Step 3: Cross multiply
    11,726.67x = 17,593.11 × 3,407.46
  4. Step 4: Simplify right side
    11,726.67x = 59,947,818.60
  5. Step 5: Solve for x
    x = 59,947,818.60/11,726.67
  6. Step 6: Final answer
    x = 5,112.09

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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.