Home / 5,805.31-8,702.82-2,517.28

Finding the Fourth Proportional to 5,805.31, 8,702.82 and 2,517.28

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Solution

The fourth proportional to 5,805.31, 8,702.82 and 2,517.28 is: 3,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.31 : 8,702.82 = 2,517.28 : x
  2. Step 2: Convert to fraction form
    5,805.31/8,702.82 = 2,517.28/x
  3. Step 3: Cross multiply
    5,805.31x = 8,702.82 × 2,517.28
  4. Step 4: Simplify right side
    5,805.31x = 21,907,434.73
  5. Step 5: Solve for x
    x = 21,907,434.73/5,805.31
  6. Step 6: Final answer
    x = 3,773.69

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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.