Home / 3,517.18-5,275.59-2,183.11

Finding the Fourth Proportional to 3,517.18, 5,275.59 and 2,183.11

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Solution

The fourth proportional to 3,517.18, 5,275.59 and 2,183.11 is: 3,274.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.18 : 5,275.59 = 2,183.11 : x
  2. Step 2: Convert to fraction form
    3,517.18/5,275.59 = 2,183.11/x
  3. Step 3: Cross multiply
    3,517.18x = 5,275.59 × 2,183.11
  4. Step 4: Simplify right side
    3,517.18x = 11,517,193.28
  5. Step 5: Solve for x
    x = 11,517,193.28/3,517.18
  6. Step 6: Final answer
    x = 3,274.55

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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.