Home / 1,241.30-1,863.17-1,037.18

Finding the Fourth Proportional to 1,241.30, 1,863.17 and 1,037.18

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Solution

The fourth proportional to 1,241.30, 1,863.17 and 1,037.18 is: 1,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241.30 : 1,863.17 = 1,037.18 : x
  2. Step 2: Convert to fraction form
    1,241.30/1,863.17 = 1,037.18/x
  3. Step 3: Cross multiply
    1,241.30x = 1,863.17 × 1,037.18
  4. Step 4: Simplify right side
    1,241.30x = 1,932,442.66
  5. Step 5: Solve for x
    x = 1,932,442.66/1,241.30
  6. Step 6: Final answer
    x = 1,556.79

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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.