Home / 3,944.45-5,443.32-2,176.04

Finding the Fourth Proportional to 3,944.45, 5,443.32 and 2,176.04

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Solution

The fourth proportional to 3,944.45, 5,443.32 and 2,176.04 is: 3,002.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.45 : 5,443.32 = 2,176.04 : x
  2. Step 2: Convert to fraction form
    3,944.45/5,443.32 = 2,176.04/x
  3. Step 3: Cross multiply
    3,944.45x = 5,443.32 × 2,176.04
  4. Step 4: Simplify right side
    3,944.45x = 11,844,882.05
  5. Step 5: Solve for x
    x = 11,844,882.05/3,944.45
  6. Step 6: Final answer
    x = 3,002.93

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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.