Home / 2,524.32-3,787.57-879.97

Finding the Fourth Proportional to 2,524.32, 3,787.57 and 879.97

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Solution

The fourth proportional to 2,524.32, 3,787.57 and 879.97 is: 1,320.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.32 : 3,787.57 = 879.97 : x
  2. Step 2: Convert to fraction form
    2,524.32/3,787.57 = 879.97/x
  3. Step 3: Cross multiply
    2,524.32x = 3,787.57 × 879.97
  4. Step 4: Simplify right side
    2,524.32x = 3,332,947.97
  5. Step 5: Solve for x
    x = 3,332,947.97/2,524.32
  6. Step 6: Final answer
    x = 1,320.33

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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.