Home / 3,944.56-5,443.29-2,176.12

Finding the Fourth Proportional to 3,944.56, 5,443.29 and 2,176.12

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Solution

The fourth proportional to 3,944.56, 5,443.29 and 2,176.12 is: 3,002.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.56 : 5,443.29 = 2,176.12 : x
  2. Step 2: Convert to fraction form
    3,944.56/5,443.29 = 2,176.12/x
  3. Step 3: Cross multiply
    3,944.56x = 5,443.29 × 2,176.12
  4. Step 4: Simplify right side
    3,944.56x = 11,845,252.23
  5. Step 5: Solve for x
    x = 11,845,252.23/3,944.56
  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.