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Finding the Fourth Proportional to 5,195.44, 7,788.30 and 2,275.48

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Solution

The fourth proportional to 5,195.44, 7,788.30 and 2,275.48 is: 3,411.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.44 : 7,788.30 = 2,275.48 : x
  2. Step 2: Convert to fraction form
    5,195.44/7,788.30 = 2,275.48/x
  3. Step 3: Cross multiply
    5,195.44x = 7,788.30 × 2,275.48
  4. Step 4: Simplify right side
    5,195.44x = 17,722,120.88
  5. Step 5: Solve for x
    x = 17,722,120.88/5,195.44
  6. Step 6: Final answer
    x = 3,411.09

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