Home / 8,252.14-12,375.32-3,320.50

Finding the Fourth Proportional to 8,252.14, 12,375.32 and 3,320.50

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Solution

The fourth proportional to 8,252.14, 12,375.32 and 3,320.50 is: 4,979.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.14 : 12,375.32 = 3,320.50 : x
  2. Step 2: Convert to fraction form
    8,252.14/12,375.32 = 3,320.50/x
  3. Step 3: Cross multiply
    8,252.14x = 12,375.32 × 3,320.50
  4. Step 4: Simplify right side
    8,252.14x = 41,092,250.06
  5. Step 5: Solve for x
    x = 41,092,250.06/8,252.14
  6. Step 6: Final answer
    x = 4,979.59

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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.