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Finding the Fourth Proportional to 7,297.16, 10,951.85 and 3,789.32

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Solution

The fourth proportional to 7,297.16, 10,951.85 and 3,789.32 is: 5,687.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297.16 : 10,951.85 = 3,789.32 : x
  2. Step 2: Convert to fraction form
    7,297.16/10,951.85 = 3,789.32/x
  3. Step 3: Cross multiply
    7,297.16x = 10,951.85 × 3,789.32
  4. Step 4: Simplify right side
    7,297.16x = 41,499,990.54
  5. Step 5: Solve for x
    x = 41,499,990.54/7,297.16
  6. Step 6: Final answer
    x = 5,687.15

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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.