Home / 3,944.23-5,442.76-2,175.96

Finding the Fourth Proportional to 3,944.23, 5,442.76 and 2,175.96

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Solution

The fourth proportional to 3,944.23, 5,442.76 and 2,175.96 is: 3,002.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.23 : 5,442.76 = 2,175.96 : x
  2. Step 2: Convert to fraction form
    3,944.23/5,442.76 = 2,175.96/x
  3. Step 3: Cross multiply
    3,944.23x = 5,442.76 × 2,175.96
  4. Step 4: Simplify right side
    3,944.23x = 11,843,251.18
  5. Step 5: Solve for x
    x = 11,843,251.18/3,944.23
  6. Step 6: Final answer
    x = 3,002.68

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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.