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Finding the Fourth Proportional to 7,168.66, 10,753.68 and 2,786.46

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Solution

The fourth proportional to 7,168.66, 10,753.68 and 2,786.46 is: 4,179.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.66 : 10,753.68 = 2,786.46 : x
  2. Step 2: Convert to fraction form
    7,168.66/10,753.68 = 2,786.46/x
  3. Step 3: Cross multiply
    7,168.66x = 10,753.68 × 2,786.46
  4. Step 4: Simplify right side
    7,168.66x = 29,964,699.17
  5. Step 5: Solve for x
    x = 29,964,699.17/7,168.66
  6. Step 6: Final answer
    x = 4,179.96

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