Home / 8,236.52-12,356.33-3,306.54

Finding the Fourth Proportional to 8,236.52, 12,356.33 and 3,306.54

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Solution

The fourth proportional to 8,236.52, 12,356.33 and 3,306.54 is: 4,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.52 : 12,356.33 = 3,306.54 : x
  2. Step 2: Convert to fraction form
    8,236.52/12,356.33 = 3,306.54/x
  3. Step 3: Cross multiply
    8,236.52x = 12,356.33 × 3,306.54
  4. Step 4: Simplify right side
    8,236.52x = 40,856,682.87
  5. Step 5: Solve for x
    x = 40,856,682.87/8,236.52
  6. Step 6: Final answer
    x = 4,960.43

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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.