Home / 4,080.66-5,631.33-2,217.66

Finding the Fourth Proportional to 4,080.66, 5,631.33 and 2,217.66

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Solution

The fourth proportional to 4,080.66, 5,631.33 and 2,217.66 is: 3,060.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.66 : 5,631.33 = 2,217.66 : x
  2. Step 2: Convert to fraction form
    4,080.66/5,631.33 = 2,217.66/x
  3. Step 3: Cross multiply
    4,080.66x = 5,631.33 × 2,217.66
  4. Step 4: Simplify right side
    4,080.66x = 12,488,375.29
  5. Step 5: Solve for x
    x = 12,488,375.29/4,080.66
  6. Step 6: Final answer
    x = 3,060.38

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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.