Home / 2,727.96-3,740.03-2,678.73

Finding the Fourth Proportional to 2,727.96, 3,740.03 and 2,678.73

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Solution

The fourth proportional to 2,727.96, 3,740.03 and 2,678.73 is: 3,672.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.96 : 3,740.03 = 2,678.73 : x
  2. Step 2: Convert to fraction form
    2,727.96/3,740.03 = 2,678.73/x
  3. Step 3: Cross multiply
    2,727.96x = 3,740.03 × 2,678.73
  4. Step 4: Simplify right side
    2,727.96x = 10,018,517.17
  5. Step 5: Solve for x
    x = 10,018,517.17/2,727.96
  6. Step 6: Final answer
    x = 3,672.53

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.