Home / 2,727.52-4,084.80-2,001.76

Finding the Fourth Proportional to 2,727.52, 4,084.80 and 2,001.76

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Solution

The fourth proportional to 2,727.52, 4,084.80 and 2,001.76 is: 2,997.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.52 : 4,084.80 = 2,001.76 : x
  2. Step 2: Convert to fraction form
    2,727.52/4,084.80 = 2,001.76/x
  3. Step 3: Cross multiply
    2,727.52x = 4,084.80 × 2,001.76
  4. Step 4: Simplify right side
    2,727.52x = 8,176,789.25
  5. Step 5: Solve for x
    x = 8,176,789.25/2,727.52
  6. Step 6: Final answer
    x = 2,997.88

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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.