Home / 8,251.14-12,373.82-3,319.50

Finding the Fourth Proportional to 8,251.14, 12,373.82 and 3,319.50

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Solution

The fourth proportional to 8,251.14, 12,373.82 and 3,319.50 is: 4,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.14 : 12,373.82 = 3,319.50 : x
  2. Step 2: Convert to fraction form
    8,251.14/12,373.82 = 3,319.50/x
  3. Step 3: Cross multiply
    8,251.14x = 12,373.82 × 3,319.50
  4. Step 4: Simplify right side
    8,251.14x = 41,074,833.62
  5. Step 5: Solve for x
    x = 41,074,833.62/8,251.14
  6. Step 6: Final answer
    x = 4,978.08

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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.