Home / 4,046.80-5,584.26-2,278.30

Finding the Fourth Proportional to 4,046.80, 5,584.26 and 2,278.30

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Solution

The fourth proportional to 4,046.80, 5,584.26 and 2,278.30 is: 3,143.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.80 : 5,584.26 = 2,278.30 : x
  2. Step 2: Convert to fraction form
    4,046.80/5,584.26 = 2,278.30/x
  3. Step 3: Cross multiply
    4,046.80x = 5,584.26 × 2,278.30
  4. Step 4: Simplify right side
    4,046.80x = 12,722,619.56
  5. Step 5: Solve for x
    x = 12,722,619.56/4,046.80
  6. Step 6: Final answer
    x = 3,143.87

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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.