Home / 11,704.76-17,560.56-3,919.04

Finding the Fourth Proportional to 11,704.76, 17,560.56 and 3,919.04

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Solution

The fourth proportional to 11,704.76, 17,560.56 and 3,919.04 is: 5,879.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,704.76 : 17,560.56 = 3,919.04 : x
  2. Step 2: Convert to fraction form
    11,704.76/17,560.56 = 3,919.04/x
  3. Step 3: Cross multiply
    11,704.76x = 17,560.56 × 3,919.04
  4. Step 4: Simplify right side
    11,704.76x = 68,820,537.06
  5. Step 5: Solve for x
    x = 68,820,537.06/11,704.76
  6. Step 6: Final answer
    x = 5,879.71

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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.