Home / 3,944.66-5,443.94-2,176.58

Finding the Fourth Proportional to 3,944.66, 5,443.94 and 2,176.58

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Solution

The fourth proportional to 3,944.66, 5,443.94 and 2,176.58 is: 3,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.66 : 5,443.94 = 2,176.58 : x
  2. Step 2: Convert to fraction form
    3,944.66/5,443.94 = 2,176.58/x
  3. Step 3: Cross multiply
    3,944.66x = 5,443.94 × 2,176.58
  4. Step 4: Simplify right side
    3,944.66x = 11,849,170.93
  5. Step 5: Solve for x
    x = 11,849,170.93/3,944.66
  6. Step 6: Final answer
    x = 3,003.85

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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.