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Finding the Fourth Proportional to 7,793.93, 11,694.84 and 3,898.04

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Solution

The fourth proportional to 7,793.93, 11,694.84 and 3,898.04 is: 5,849.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793.93 : 11,694.84 = 3,898.04 : x
  2. Step 2: Convert to fraction form
    7,793.93/11,694.84 = 3,898.04/x
  3. Step 3: Cross multiply
    7,793.93x = 11,694.84 × 3,898.04
  4. Step 4: Simplify right side
    7,793.93x = 45,586,895.64
  5. Step 5: Solve for x
    x = 45,586,895.64/7,793.93
  6. Step 6: Final answer
    x = 5,849.02

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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.