Home / 3,839.55-5,758.08-1,241.88

Finding the Fourth Proportional to 3,839.55, 5,758.08 and 1,241.88

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Solution

The fourth proportional to 3,839.55, 5,758.08 and 1,241.88 is: 1,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.55 : 5,758.08 = 1,241.88 : x
  2. Step 2: Convert to fraction form
    3,839.55/5,758.08 = 1,241.88/x
  3. Step 3: Cross multiply
    3,839.55x = 5,758.08 × 1,241.88
  4. Step 4: Simplify right side
    3,839.55x = 7,150,844.39
  5. Step 5: Solve for x
    x = 7,150,844.39/3,839.55
  6. Step 6: Final answer
    x = 1,862.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.