Home / 3,227.16-4,452.30-1,967.79

Finding the Fourth Proportional to 3,227.16, 4,452.30 and 1,967.79

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Solution

The fourth proportional to 3,227.16, 4,452.30 and 1,967.79 is: 2,714.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.16 : 4,452.30 = 1,967.79 : x
  2. Step 2: Convert to fraction form
    3,227.16/4,452.30 = 1,967.79/x
  3. Step 3: Cross multiply
    3,227.16x = 4,452.30 × 1,967.79
  4. Step 4: Simplify right side
    3,227.16x = 8,761,191.42
  5. Step 5: Solve for x
    x = 8,761,191.42/3,227.16
  6. Step 6: Final answer
    x = 2,714.83

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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.