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Finding the Fourth Proportional to 3,799.89, 5,702.39 and 2,860.84

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Solution

The fourth proportional to 3,799.89, 5,702.39 and 2,860.84 is: 4,293.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.89 : 5,702.39 = 2,860.84 : x
  2. Step 2: Convert to fraction form
    3,799.89/5,702.39 = 2,860.84/x
  3. Step 3: Cross multiply
    3,799.89x = 5,702.39 × 2,860.84
  4. Step 4: Simplify right side
    3,799.89x = 16,313,625.41
  5. Step 5: Solve for x
    x = 16,313,625.41/3,799.89
  6. Step 6: Final answer
    x = 4,293.18

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