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Finding the Fourth Proportional to 793.73, 1,095.72 and 531.92

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Solution

The fourth proportional to 793.73, 1,095.72 and 531.92 is: 734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.73 : 1,095.72 = 531.92 : x
  2. Step 2: Convert to fraction form
    793.73/1,095.72 = 531.92/x
  3. Step 3: Cross multiply
    793.73x = 1,095.72 × 531.92
  4. Step 4: Simplify right side
    793.73x = 582,835.38
  5. Step 5: Solve for x
    x = 582,835.38/793.73
  6. Step 6: Final answer
    x = 734.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.