Home / 8,108.88-12,163.10-2,265.33

Finding the Fourth Proportional to 8,108.88, 12,163.10 and 2,265.33

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Solution

The fourth proportional to 8,108.88, 12,163.10 and 2,265.33 is: 3,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.88 : 12,163.10 = 2,265.33 : x
  2. Step 2: Convert to fraction form
    8,108.88/12,163.10 = 2,265.33/x
  3. Step 3: Cross multiply
    8,108.88x = 12,163.10 × 2,265.33
  4. Step 4: Simplify right side
    8,108.88x = 27,553,424.00
  5. Step 5: Solve for x
    x = 27,553,424.00/8,108.88
  6. Step 6: Final answer
    x = 3,397.93

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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.