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Finding the Fourth Proportional to 7,332.44, 10,999.18 and 2,949.92

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Solution

The fourth proportional to 7,332.44, 10,999.18 and 2,949.92 is: 4,425.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.44 : 10,999.18 = 2,949.92 : x
  2. Step 2: Convert to fraction form
    7,332.44/10,999.18 = 2,949.92/x
  3. Step 3: Cross multiply
    7,332.44x = 10,999.18 × 2,949.92
  4. Step 4: Simplify right side
    7,332.44x = 32,446,701.07
  5. Step 5: Solve for x
    x = 32,446,701.07/7,332.44
  6. Step 6: Final answer
    x = 4,425.09

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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.