Home / 6,086.97-9,130.46-2,191.28

Finding the Fourth Proportional to 6,086.97, 9,130.46 and 2,191.28

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Solution

The fourth proportional to 6,086.97, 9,130.46 and 2,191.28 is: 3,286.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,086.97 : 9,130.46 = 2,191.28 : x
  2. Step 2: Convert to fraction form
    6,086.97/9,130.46 = 2,191.28/x
  3. Step 3: Cross multiply
    6,086.97x = 9,130.46 × 2,191.28
  4. Step 4: Simplify right side
    6,086.97x = 20,007,337.78
  5. Step 5: Solve for x
    x = 20,007,337.78/6,086.97
  6. Step 6: Final answer
    x = 3,286.91

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Similar ratio
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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.