Home / 8,296.32-12,445.56-2,747.82

Finding the Fourth Proportional to 8,296.32, 12,445.56 and 2,747.82

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Solution

The fourth proportional to 8,296.32, 12,445.56 and 2,747.82 is: 4,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.32 : 12,445.56 = 2,747.82 : x
  2. Step 2: Convert to fraction form
    8,296.32/12,445.56 = 2,747.82/x
  3. Step 3: Cross multiply
    8,296.32x = 12,445.56 × 2,747.82
  4. Step 4: Simplify right side
    8,296.32x = 34,198,158.68
  5. Step 5: Solve for x
    x = 34,198,158.68/8,296.32
  6. Step 6: Final answer
    x = 4,122.09

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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.