Home / 3,944.12-5,442.32-2,265.26

Finding the Fourth Proportional to 3,944.12, 5,442.32 and 2,265.26

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Solution

The fourth proportional to 3,944.12, 5,442.32 and 2,265.26 is: 3,125.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.12 : 5,442.32 = 2,265.26 : x
  2. Step 2: Convert to fraction form
    3,944.12/5,442.32 = 2,265.26/x
  3. Step 3: Cross multiply
    3,944.12x = 5,442.32 × 2,265.26
  4. Step 4: Simplify right side
    3,944.12x = 12,328,269.80
  5. Step 5: Solve for x
    x = 12,328,269.80/3,944.12
  6. Step 6: Final answer
    x = 3,125.73

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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.