Home / 11,974.05-17,962.97-3,652.16

Finding the Fourth Proportional to 11,974.05, 17,962.97 and 3,652.16

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Solution

The fourth proportional to 11,974.05, 17,962.97 and 3,652.16 is: 5,478.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.05 : 17,962.97 = 3,652.16 : x
  2. Step 2: Convert to fraction form
    11,974.05/17,962.97 = 3,652.16/x
  3. Step 3: Cross multiply
    11,974.05x = 17,962.97 × 3,652.16
  4. Step 4: Simplify right side
    11,974.05x = 65,603,640.52
  5. Step 5: Solve for x
    x = 65,603,640.52/11,974.05
  6. Step 6: Final answer
    x = 5,478.82

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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.