Home / 3,941.13-5,438.82-2,546.31

Finding the Fourth Proportional to 3,941.13, 5,438.82 and 2,546.31

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Solution

The fourth proportional to 3,941.13, 5,438.82 and 2,546.31 is: 3,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.13 : 5,438.82 = 2,546.31 : x
  2. Step 2: Convert to fraction form
    3,941.13/5,438.82 = 2,546.31/x
  3. Step 3: Cross multiply
    3,941.13x = 5,438.82 × 2,546.31
  4. Step 4: Simplify right side
    3,941.13x = 13,848,921.75
  5. Step 5: Solve for x
    x = 13,848,921.75/3,941.13
  6. Step 6: Final answer
    x = 3,513.95

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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.