Home / 3,104.28-4,257.66-2,754.36

Finding the Fourth Proportional to 3,104.28, 4,257.66 and 2,754.36

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Solution

The fourth proportional to 3,104.28, 4,257.66 and 2,754.36 is: 3,777.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.28 : 4,257.66 = 2,754.36 : x
  2. Step 2: Convert to fraction form
    3,104.28/4,257.66 = 2,754.36/x
  3. Step 3: Cross multiply
    3,104.28x = 4,257.66 × 2,754.36
  4. Step 4: Simplify right side
    3,104.28x = 11,727,128.40
  5. Step 5: Solve for x
    x = 11,727,128.40/3,104.28
  6. Step 6: Final answer
    x = 3,777.73

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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.