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Finding the Fourth Proportional to 1,791.82, 2,689.71 and 1,354.42

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Solution

The fourth proportional to 1,791.82, 2,689.71 and 1,354.42 is: 2,033.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791.82 : 2,689.71 = 1,354.42 : x
  2. Step 2: Convert to fraction form
    1,791.82/2,689.71 = 1,354.42/x
  3. Step 3: Cross multiply
    1,791.82x = 2,689.71 × 1,354.42
  4. Step 4: Simplify right side
    1,791.82x = 3,642,995.30
  5. Step 5: Solve for x
    x = 3,642,995.30/1,791.82
  6. Step 6: Final answer
    x = 2,033.12

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