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Finding the Fourth Proportional to 10,901.97, 16,354.50 and 3,503.94

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Solution

The fourth proportional to 10,901.97, 16,354.50 and 3,503.94 is: 5,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.97 : 16,354.50 = 3,503.94 : x
  2. Step 2: Convert to fraction form
    10,901.97/16,354.50 = 3,503.94/x
  3. Step 3: Cross multiply
    10,901.97x = 16,354.50 × 3,503.94
  4. Step 4: Simplify right side
    10,901.97x = 57,305,186.73
  5. Step 5: Solve for x
    x = 57,305,186.73/10,901.97
  6. Step 6: Final answer
    x = 5,256.41

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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.