Home / 7,966.55-11,949.82-3,793.91

Finding the Fourth Proportional to 7,966.55, 11,949.82 and 3,793.91

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Solution

The fourth proportional to 7,966.55, 11,949.82 and 3,793.91 is: 5,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.55 : 11,949.82 = 3,793.91 : x
  2. Step 2: Convert to fraction form
    7,966.55/11,949.82 = 3,793.91/x
  3. Step 3: Cross multiply
    7,966.55x = 11,949.82 × 3,793.91
  4. Step 4: Simplify right side
    7,966.55x = 45,336,483.03
  5. Step 5: Solve for x
    x = 45,336,483.03/7,966.55
  6. Step 6: Final answer
    x = 5,690.86

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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.