Home / 3,713.27-5,591.79-2,680.55

Finding the Fourth Proportional to 3,713.27, 5,591.79 and 2,680.55

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Solution

The fourth proportional to 3,713.27, 5,591.79 and 2,680.55 is: 4,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.27 : 5,591.79 = 2,680.55 : x
  2. Step 2: Convert to fraction form
    3,713.27/5,591.79 = 2,680.55/x
  3. Step 3: Cross multiply
    3,713.27x = 5,591.79 × 2,680.55
  4. Step 4: Simplify right side
    3,713.27x = 14,989,072.68
  5. Step 5: Solve for x
    x = 14,989,072.68/3,713.27
  6. Step 6: Final answer
    x = 4,036.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.