Home / 3,944.54-5,443.18-2,176.11

Finding the Fourth Proportional to 3,944.54, 5,443.18 and 2,176.11

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Solution

The fourth proportional to 3,944.54, 5,443.18 and 2,176.11 is: 3,002.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.54 : 5,443.18 = 2,176.11 : x
  2. Step 2: Convert to fraction form
    3,944.54/5,443.18 = 2,176.11/x
  3. Step 3: Cross multiply
    3,944.54x = 5,443.18 × 2,176.11
  4. Step 4: Simplify right side
    3,944.54x = 11,844,958.43
  5. Step 5: Solve for x
    x = 11,844,958.43/3,944.54
  6. Step 6: Final answer
    x = 3,002.87

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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.