Home / 11,369.60-17,057.40-3,974.04

Finding the Fourth Proportional to 11,369.60, 17,057.40 and 3,974.04

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Solution

The fourth proportional to 11,369.60, 17,057.40 and 3,974.04 is: 5,962.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369.60 : 17,057.40 = 3,974.04 : x
  2. Step 2: Convert to fraction form
    11,369.60/17,057.40 = 3,974.04/x
  3. Step 3: Cross multiply
    11,369.60x = 17,057.40 × 3,974.04
  4. Step 4: Simplify right side
    11,369.60x = 67,786,789.90
  5. Step 5: Solve for x
    x = 67,786,789.90/11,369.60
  6. Step 6: Final answer
    x = 5,962.11

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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.