Home / 8,251.23-12,373.80-3,571.92

Finding the Fourth Proportional to 8,251.23, 12,373.80 and 3,571.92

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Solution

The fourth proportional to 8,251.23, 12,373.80 and 3,571.92 is: 5,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.23 : 12,373.80 = 3,571.92 : x
  2. Step 2: Convert to fraction form
    8,251.23/12,373.80 = 3,571.92/x
  3. Step 3: Cross multiply
    8,251.23x = 12,373.80 × 3,571.92
  4. Step 4: Simplify right side
    8,251.23x = 44,198,223.70
  5. Step 5: Solve for x
    x = 44,198,223.70/8,251.23
  6. Step 6: Final answer
    x = 5,356.56

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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.