Home / 8,101.27-11,179.75-4,375.27

Finding the Fourth Proportional to 8,101.27, 11,179.75 and 4,375.27

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Solution

The fourth proportional to 8,101.27, 11,179.75 and 4,375.27 is: 6,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.27 : 11,179.75 = 4,375.27 : x
  2. Step 2: Convert to fraction form
    8,101.27/11,179.75 = 4,375.27/x
  3. Step 3: Cross multiply
    8,101.27x = 11,179.75 × 4,375.27
  4. Step 4: Simplify right side
    8,101.27x = 48,914,360.83
  5. Step 5: Solve for x
    x = 48,914,360.83/8,101.27
  6. Step 6: Final answer
    x = 6,037.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.