Home / 11,353.25-17,029.92-3,957.69

Finding the Fourth Proportional to 11,353.25, 17,029.92 and 3,957.69

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Solution

The fourth proportional to 11,353.25, 17,029.92 and 3,957.69 is: 5,936.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,353.25 : 17,029.92 = 3,957.69 : x
  2. Step 2: Convert to fraction form
    11,353.25/17,029.92 = 3,957.69/x
  3. Step 3: Cross multiply
    11,353.25x = 17,029.92 × 3,957.69
  4. Step 4: Simplify right side
    11,353.25x = 67,399,134.19
  5. Step 5: Solve for x
    x = 67,399,134.19/11,353.25
  6. Step 6: Final answer
    x = 5,936.55

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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.