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Finding the Fourth Proportional to 7,951.01, 11,926.31 and 3,793.95

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Solution

The fourth proportional to 7,951.01, 11,926.31 and 3,793.95 is: 5,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.01 : 11,926.31 = 3,793.95 : x
  2. Step 2: Convert to fraction form
    7,951.01/11,926.31 = 3,793.95/x
  3. Step 3: Cross multiply
    7,951.01x = 11,926.31 × 3,793.95
  4. Step 4: Simplify right side
    7,951.01x = 45,247,804.85
  5. Step 5: Solve for x
    x = 45,247,804.85/7,951.01
  6. Step 6: Final answer
    x = 5,690.83

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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.