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Finding the Fourth Proportional to 2,747.94, 4,118.22 and 1,283.94

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Solution

The fourth proportional to 2,747.94, 4,118.22 and 1,283.94 is: 1,924.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.94 : 4,118.22 = 1,283.94 : x
  2. Step 2: Convert to fraction form
    2,747.94/4,118.22 = 1,283.94/x
  3. Step 3: Cross multiply
    2,747.94x = 4,118.22 × 1,283.94
  4. Step 4: Simplify right side
    2,747.94x = 5,287,547.39
  5. Step 5: Solve for x
    x = 5,287,547.39/2,747.94
  6. Step 6: Final answer
    x = 1,924.19

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