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Finding the Fourth Proportional to 3,994.16, 5,996.70 and 2,539.80

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Solution

The fourth proportional to 3,994.16, 5,996.70 and 2,539.80 is: 3,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.16 : 5,996.70 = 2,539.80 : x
  2. Step 2: Convert to fraction form
    3,994.16/5,996.70 = 2,539.80/x
  3. Step 3: Cross multiply
    3,994.16x = 5,996.70 × 2,539.80
  4. Step 4: Simplify right side
    3,994.16x = 15,230,418.66
  5. Step 5: Solve for x
    x = 15,230,418.66/3,994.16
  6. Step 6: Final answer
    x = 3,813.18

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