Home / 2,725.22-4,079.82-2,443.88

Finding the Fourth Proportional to 2,725.22, 4,079.82 and 2,443.88

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Solution

The fourth proportional to 2,725.22, 4,079.82 and 2,443.88 is: 3,658.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.22 : 4,079.82 = 2,443.88 : x
  2. Step 2: Convert to fraction form
    2,725.22/4,079.82 = 2,443.88/x
  3. Step 3: Cross multiply
    2,725.22x = 4,079.82 × 2,443.88
  4. Step 4: Simplify right side
    2,725.22x = 9,970,590.50
  5. Step 5: Solve for x
    x = 9,970,590.50/2,725.22
  6. Step 6: Final answer
    x = 3,658.64

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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.