Home / 3,251.25-4,494.83-3,113.55

Finding the Fourth Proportional to 3,251.25, 4,494.83 and 3,113.55

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Solution

The fourth proportional to 3,251.25, 4,494.83 and 3,113.55 is: 4,304.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.25 : 4,494.83 = 3,113.55 : x
  2. Step 2: Convert to fraction form
    3,251.25/4,494.83 = 3,113.55/x
  3. Step 3: Cross multiply
    3,251.25x = 4,494.83 × 3,113.55
  4. Step 4: Simplify right side
    3,251.25x = 13,994,862.38
  5. Step 5: Solve for x
    x = 13,994,862.38/3,251.25
  6. Step 6: Final answer
    x = 4,304.46

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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.