Home / 3,517.19-4,853.82-1,945.39

Finding the Fourth Proportional to 3,517.19, 4,853.82 and 1,945.39

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Solution

The fourth proportional to 3,517.19, 4,853.82 and 1,945.39 is: 2,684.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.19 : 4,853.82 = 1,945.39 : x
  2. Step 2: Convert to fraction form
    3,517.19/4,853.82 = 1,945.39/x
  3. Step 3: Cross multiply
    3,517.19x = 4,853.82 × 1,945.39
  4. Step 4: Simplify right side
    3,517.19x = 9,442,548.62
  5. Step 5: Solve for x
    x = 9,442,548.62/3,517.19
  6. Step 6: Final answer
    x = 2,684.69

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