Home / 3,581.83-5,371.46-1,241.20

Finding the Fourth Proportional to 3,581.83, 5,371.46 and 1,241.20

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Solution

The fourth proportional to 3,581.83, 5,371.46 and 1,241.20 is: 1,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.83 : 5,371.46 = 1,241.20 : x
  2. Step 2: Convert to fraction form
    3,581.83/5,371.46 = 1,241.20/x
  3. Step 3: Cross multiply
    3,581.83x = 5,371.46 × 1,241.20
  4. Step 4: Simplify right side
    3,581.83x = 6,667,061.31
  5. Step 5: Solve for x
    x = 6,667,061.31/3,581.83
  6. Step 6: Final answer
    x = 1,861.36

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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.