Home / 3,326.73-4,589.89-1,999.95

Finding the Fourth Proportional to 3,326.73, 4,589.89 and 1,999.95

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Solution

The fourth proportional to 3,326.73, 4,589.89 and 1,999.95 is: 2,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.73 : 4,589.89 = 1,999.95 : x
  2. Step 2: Convert to fraction form
    3,326.73/4,589.89 = 1,999.95/x
  3. Step 3: Cross multiply
    3,326.73x = 4,589.89 × 1,999.95
  4. Step 4: Simplify right side
    3,326.73x = 9,179,550.51
  5. Step 5: Solve for x
    x = 9,179,550.51/3,326.73
  6. Step 6: Final answer
    x = 2,759.33

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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.