Home / 1,531.82-2,295.30-1,166.18

Finding the Fourth Proportional to 1,531.82, 2,295.30 and 1,166.18

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Solution

The fourth proportional to 1,531.82, 2,295.30 and 1,166.18 is: 1,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531.82 : 2,295.30 = 1,166.18 : x
  2. Step 2: Convert to fraction form
    1,531.82/2,295.30 = 1,166.18/x
  3. Step 3: Cross multiply
    1,531.82x = 2,295.30 × 1,166.18
  4. Step 4: Simplify right side
    1,531.82x = 2,676,732.95
  5. Step 5: Solve for x
    x = 2,676,732.95/1,531.82
  6. Step 6: Final answer
    x = 1,747.42

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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.