Home / 11,961.03-17,944.13-3,640.83

Finding the Fourth Proportional to 11,961.03, 17,944.13 and 3,640.83

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Solution

The fourth proportional to 11,961.03, 17,944.13 and 3,640.83 is: 5,462.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961.03 : 17,944.13 = 3,640.83 : x
  2. Step 2: Convert to fraction form
    11,961.03/17,944.13 = 3,640.83/x
  3. Step 3: Cross multiply
    11,961.03x = 17,944.13 × 3,640.83
  4. Step 4: Simplify right side
    11,961.03x = 65,331,446.56
  5. Step 5: Solve for x
    x = 65,331,446.56/11,961.03
  6. Step 6: Final answer
    x = 5,462.03

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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.