Home / 8,101.35-11,179.15-4,516.22

Finding the Fourth Proportional to 8,101.35, 11,179.15 and 4,516.22

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Solution

The fourth proportional to 8,101.35, 11,179.15 and 4,516.22 is: 6,231.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.35 : 11,179.15 = 4,516.22 : x
  2. Step 2: Convert to fraction form
    8,101.35/11,179.15 = 4,516.22/x
  3. Step 3: Cross multiply
    8,101.35x = 11,179.15 × 4,516.22
  4. Step 4: Simplify right side
    8,101.35x = 50,487,517.47
  5. Step 5: Solve for x
    x = 50,487,517.47/8,101.35
  6. Step 6: Final answer
    x = 6,231.99

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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.