Home / 8,108.92-12,162.03-2,263.96

Finding the Fourth Proportional to 8,108.92, 12,162.03 and 2,263.96

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Solution

The fourth proportional to 8,108.92, 12,162.03 and 2,263.96 is: 3,395.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.92 : 12,162.03 = 2,263.96 : x
  2. Step 2: Convert to fraction form
    8,108.92/12,162.03 = 2,263.96/x
  3. Step 3: Cross multiply
    8,108.92x = 12,162.03 × 2,263.96
  4. Step 4: Simplify right side
    8,108.92x = 27,534,349.44
  5. Step 5: Solve for x
    x = 27,534,349.44/8,108.92
  6. Step 6: Final answer
    x = 3,395.56

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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.