Home / 3,246.75-4,480.56-2,067.57

Finding the Fourth Proportional to 3,246.75, 4,480.56 and 2,067.57

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Solution

The fourth proportional to 3,246.75, 4,480.56 and 2,067.57 is: 2,853.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.75 : 4,480.56 = 2,067.57 : x
  2. Step 2: Convert to fraction form
    3,246.75/4,480.56 = 2,067.57/x
  3. Step 3: Cross multiply
    3,246.75x = 4,480.56 × 2,067.57
  4. Step 4: Simplify right side
    3,246.75x = 9,263,871.44
  5. Step 5: Solve for x
    x = 9,263,871.44/3,246.75
  6. Step 6: Final answer
    x = 2,853.28

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Half scale
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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.