Home / 3,974.97-5,485.71-2,296.44

Finding the Fourth Proportional to 3,974.97, 5,485.71 and 2,296.44

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Solution

The fourth proportional to 3,974.97, 5,485.71 and 2,296.44 is: 3,169.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.97 : 5,485.71 = 2,296.44 : x
  2. Step 2: Convert to fraction form
    3,974.97/5,485.71 = 2,296.44/x
  3. Step 3: Cross multiply
    3,974.97x = 5,485.71 × 2,296.44
  4. Step 4: Simplify right side
    3,974.97x = 12,597,603.87
  5. Step 5: Solve for x
    x = 12,597,603.87/3,974.97
  6. Step 6: Final answer
    x = 3,169.23

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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.