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Finding the Fourth Proportional to 8,963.97, 12,369.39 and 4,984.68

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Solution

The fourth proportional to 8,963.97, 12,369.39 and 4,984.68 is: 6,878.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.97 : 12,369.39 = 4,984.68 : x
  2. Step 2: Convert to fraction form
    8,963.97/12,369.39 = 4,984.68/x
  3. Step 3: Cross multiply
    8,963.97x = 12,369.39 × 4,984.68
  4. Step 4: Simplify right side
    8,963.97x = 61,657,450.95
  5. Step 5: Solve for x
    x = 61,657,450.95/8,963.97
  6. Step 6: Final answer
    x = 6,878.36

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