Home / 3,008.55-4,147.38-2,262.54

Finding the Fourth Proportional to 3,008.55, 4,147.38 and 2,262.54

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Solution

The fourth proportional to 3,008.55, 4,147.38 and 2,262.54 is: 3,118.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.55 : 4,147.38 = 2,262.54 : x
  2. Step 2: Convert to fraction form
    3,008.55/4,147.38 = 2,262.54/x
  3. Step 3: Cross multiply
    3,008.55x = 4,147.38 × 2,262.54
  4. Step 4: Simplify right side
    3,008.55x = 9,383,613.15
  5. Step 5: Solve for x
    x = 9,383,613.15/3,008.55
  6. Step 6: Final answer
    x = 3,118.98

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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.