Home / 8,177.22-12,265.97-2,629.53

Finding the Fourth Proportional to 8,177.22, 12,265.97 and 2,629.53

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Solution

The fourth proportional to 8,177.22, 12,265.97 and 2,629.53 is: 3,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.22 : 12,265.97 = 2,629.53 : x
  2. Step 2: Convert to fraction form
    8,177.22/12,265.97 = 2,629.53/x
  3. Step 3: Cross multiply
    8,177.22x = 12,265.97 × 2,629.53
  4. Step 4: Simplify right side
    8,177.22x = 32,253,722.95
  5. Step 5: Solve for x
    x = 32,253,722.95/8,177.22
  6. Step 6: Final answer
    x = 3,944.34

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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.