Home / 3,279.26-4,527.22-2,272.43

Finding the Fourth Proportional to 3,279.26, 4,527.22 and 2,272.43

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Solution

The fourth proportional to 3,279.26, 4,527.22 and 2,272.43 is: 3,137.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.26 : 4,527.22 = 2,272.43 : x
  2. Step 2: Convert to fraction form
    3,279.26/4,527.22 = 2,272.43/x
  3. Step 3: Cross multiply
    3,279.26x = 4,527.22 × 2,272.43
  4. Step 4: Simplify right side
    3,279.26x = 10,287,790.54
  5. Step 5: Solve for x
    x = 10,287,790.54/3,279.26
  6. Step 6: Final answer
    x = 3,137.23

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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.