Home / 8,263.62-12,387.94-2,997.41

Finding the Fourth Proportional to 8,263.62, 12,387.94 and 2,997.41

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Solution

The fourth proportional to 8,263.62, 12,387.94 and 2,997.41 is: 4,493.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.62 : 12,387.94 = 2,997.41 : x
  2. Step 2: Convert to fraction form
    8,263.62/12,387.94 = 2,997.41/x
  3. Step 3: Cross multiply
    8,263.62x = 12,387.94 × 2,997.41
  4. Step 4: Simplify right side
    8,263.62x = 37,131,665.80
  5. Step 5: Solve for x
    x = 37,131,665.80/8,263.62
  6. Step 6: Final answer
    x = 4,493.39

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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.