Home / 8,110.97-12,150.92-7,163.27

Finding the Fourth Proportional to 8,110.97, 12,150.92 and 7,163.27

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Solution

The fourth proportional to 8,110.97, 12,150.92 and 7,163.27 is: 10,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.97 : 12,150.92 = 7,163.27 : x
  2. Step 2: Convert to fraction form
    8,110.97/12,150.92 = 7,163.27/x
  3. Step 3: Cross multiply
    8,110.97x = 12,150.92 × 7,163.27
  4. Step 4: Simplify right side
    8,110.97x = 87,040,224.14
  5. Step 5: Solve for x
    x = 87,040,224.14/8,110.97
  6. Step 6: Final answer
    x = 10,731.18

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1.5x scale

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.