Home / 3,251.38-4,489.54-3,088.30

Finding the Fourth Proportional to 3,251.38, 4,489.54 and 3,088.30

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Solution

The fourth proportional to 3,251.38, 4,489.54 and 3,088.30 is: 4,264.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.38 : 4,489.54 = 3,088.30 : x
  2. Step 2: Convert to fraction form
    3,251.38/4,489.54 = 3,088.30/x
  3. Step 3: Cross multiply
    3,251.38x = 4,489.54 × 3,088.30
  4. Step 4: Simplify right side
    3,251.38x = 13,865,046.38
  5. Step 5: Solve for x
    x = 13,865,046.38/3,251.38
  6. Step 6: Final answer
    x = 4,264.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.