Home / 8,159.49-12,227.79-3,473.16

Finding the Fourth Proportional to 8,159.49, 12,227.79 and 3,473.16

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Solution

The fourth proportional to 8,159.49, 12,227.79 and 3,473.16 is: 5,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.49 : 12,227.79 = 3,473.16 : x
  2. Step 2: Convert to fraction form
    8,159.49/12,227.79 = 3,473.16/x
  3. Step 3: Cross multiply
    8,159.49x = 12,227.79 × 3,473.16
  4. Step 4: Simplify right side
    8,159.49x = 42,469,071.12
  5. Step 5: Solve for x
    x = 42,469,071.12/8,159.49
  6. Step 6: Final answer
    x = 5,204.87

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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.