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Finding the Fourth Proportional to 6,712.80, 10,067.76 and 2,093.28

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Solution

The fourth proportional to 6,712.80, 10,067.76 and 2,093.28 is: 3,139.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.80 : 10,067.76 = 2,093.28 : x
  2. Step 2: Convert to fraction form
    6,712.80/10,067.76 = 2,093.28/x
  3. Step 3: Cross multiply
    6,712.80x = 10,067.76 × 2,093.28
  4. Step 4: Simplify right side
    6,712.80x = 21,074,640.65
  5. Step 5: Solve for x
    x = 21,074,640.65/6,712.80
  6. Step 6: Final answer
    x = 3,139.47

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