Home / 3,944.36-5,443.23-2,175.96

Finding the Fourth Proportional to 3,944.36, 5,443.23 and 2,175.96

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Solution

The fourth proportional to 3,944.36, 5,443.23 and 2,175.96 is: 3,002.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.36 : 5,443.23 = 2,175.96 : x
  2. Step 2: Convert to fraction form
    3,944.36/5,443.23 = 2,175.96/x
  3. Step 3: Cross multiply
    3,944.36x = 5,443.23 × 2,175.96
  4. Step 4: Simplify right side
    3,944.36x = 11,844,250.75
  5. Step 5: Solve for x
    x = 11,844,250.75/3,944.36
  6. Step 6: Final answer
    x = 3,002.84

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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.