Home / 11,247.52-16,869.84-3,456.16

Finding the Fourth Proportional to 11,247.52, 16,869.84 and 3,456.16

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Solution

The fourth proportional to 11,247.52, 16,869.84 and 3,456.16 is: 5,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.52 : 16,869.84 = 3,456.16 : x
  2. Step 2: Convert to fraction form
    11,247.52/16,869.84 = 3,456.16/x
  3. Step 3: Cross multiply
    11,247.52x = 16,869.84 × 3,456.16
  4. Step 4: Simplify right side
    11,247.52x = 58,304,866.21
  5. Step 5: Solve for x
    x = 58,304,866.21/11,247.52
  6. Step 6: Final answer
    x = 5,183.80

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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.