Home / 8,463.20-12,694.94-3,531.64

Finding the Fourth Proportional to 8,463.20, 12,694.94 and 3,531.64

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Solution

The fourth proportional to 8,463.20, 12,694.94 and 3,531.64 is: 5,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.20 : 12,694.94 = 3,531.64 : x
  2. Step 2: Convert to fraction form
    8,463.20/12,694.94 = 3,531.64/x
  3. Step 3: Cross multiply
    8,463.20x = 12,694.94 × 3,531.64
  4. Step 4: Simplify right side
    8,463.20x = 44,833,957.90
  5. Step 5: Solve for x
    x = 44,833,957.90/8,463.20
  6. Step 6: Final answer
    x = 5,297.52

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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.