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Finding the Fourth Proportional to 11,755.74, 17,633.67 and 3,964.62

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Solution

The fourth proportional to 11,755.74, 17,633.67 and 3,964.62 is: 5,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.74 : 17,633.67 = 3,964.62 : x
  2. Step 2: Convert to fraction form
    11,755.74/17,633.67 = 3,964.62/x
  3. Step 3: Cross multiply
    11,755.74x = 17,633.67 × 3,964.62
  4. Step 4: Simplify right side
    11,755.74x = 69,910,800.76
  5. Step 5: Solve for x
    x = 69,910,800.76/11,755.74
  6. Step 6: Final answer
    x = 5,946.95

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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.