Home / 5,363.75-8,042.64-2,729.61

Finding the Fourth Proportional to 5,363.75, 8,042.64 and 2,729.61

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Solution

The fourth proportional to 5,363.75, 8,042.64 and 2,729.61 is: 4,092.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.75 : 8,042.64 = 2,729.61 : x
  2. Step 2: Convert to fraction form
    5,363.75/8,042.64 = 2,729.61/x
  3. Step 3: Cross multiply
    5,363.75x = 8,042.64 × 2,729.61
  4. Step 4: Simplify right side
    5,363.75x = 21,953,260.33
  5. Step 5: Solve for x
    x = 21,953,260.33/5,363.75
  6. Step 6: Final answer
    x = 4,092.89

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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.