Home / 8,094.20-12,132.77-3,163.73

Finding the Fourth Proportional to 8,094.20, 12,132.77 and 3,163.73

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Solution

The fourth proportional to 8,094.20, 12,132.77 and 3,163.73 is: 4,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094.20 : 12,132.77 = 3,163.73 : x
  2. Step 2: Convert to fraction form
    8,094.20/12,132.77 = 3,163.73/x
  3. Step 3: Cross multiply
    8,094.20x = 12,132.77 × 3,163.73
  4. Step 4: Simplify right side
    8,094.20x = 38,384,731.95
  5. Step 5: Solve for x
    x = 38,384,731.95/8,094.20
  6. Step 6: Final answer
    x = 4,742.25

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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.