Home / 3,509.73-4,841.78-2,092.61

Finding the Fourth Proportional to 3,509.73, 4,841.78 and 2,092.61

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Solution

The fourth proportional to 3,509.73, 4,841.78 and 2,092.61 is: 2,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.73 : 4,841.78 = 2,092.61 : x
  2. Step 2: Convert to fraction form
    3,509.73/4,841.78 = 2,092.61/x
  3. Step 3: Cross multiply
    3,509.73x = 4,841.78 × 2,092.61
  4. Step 4: Simplify right side
    3,509.73x = 10,131,957.25
  5. Step 5: Solve for x
    x = 10,131,957.25/3,509.73
  6. Step 6: Final answer
    x = 2,886.82

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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.