Home / 7,631.49-11,446.11-2,634.66

Finding the Fourth Proportional to 7,631.49, 11,446.11 and 2,634.66

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Solution

The fourth proportional to 7,631.49, 11,446.11 and 2,634.66 is: 3,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.49 : 11,446.11 = 2,634.66 : x
  2. Step 2: Convert to fraction form
    7,631.49/11,446.11 = 2,634.66/x
  3. Step 3: Cross multiply
    7,631.49x = 11,446.11 × 2,634.66
  4. Step 4: Simplify right side
    7,631.49x = 30,156,608.17
  5. Step 5: Solve for x
    x = 30,156,608.17/7,631.49
  6. Step 6: Final answer
    x = 3,951.60

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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.