Home / 8,163.13-12,245.78-4,003.27

Finding the Fourth Proportional to 8,163.13, 12,245.78 and 4,003.27

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Solution

The fourth proportional to 8,163.13, 12,245.78 and 4,003.27 is: 6,005.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.13 : 12,245.78 = 4,003.27 : x
  2. Step 2: Convert to fraction form
    8,163.13/12,245.78 = 4,003.27/x
  3. Step 3: Cross multiply
    8,163.13x = 12,245.78 × 4,003.27
  4. Step 4: Simplify right side
    8,163.13x = 49,023,163.70
  5. Step 5: Solve for x
    x = 49,023,163.70/8,163.13
  6. Step 6: Final answer
    x = 6,005.44

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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.