Home / 3,974.54-5,961.80-2,738.22

Finding the Fourth Proportional to 3,974.54, 5,961.80 and 2,738.22

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Solution

The fourth proportional to 3,974.54, 5,961.80 and 2,738.22 is: 4,107.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.54 : 5,961.80 = 2,738.22 : x
  2. Step 2: Convert to fraction form
    3,974.54/5,961.80 = 2,738.22/x
  3. Step 3: Cross multiply
    3,974.54x = 5,961.80 × 2,738.22
  4. Step 4: Simplify right side
    3,974.54x = 16,324,738.02
  5. Step 5: Solve for x
    x = 16,324,738.02/3,974.54
  6. Step 6: Final answer
    x = 4,107.33

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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.