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Finding the Fourth Proportional to 11,795.78, 16,277.77 and 6,490.10

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Solution

The fourth proportional to 11,795.78, 16,277.77 and 6,490.10 is: 8,956.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.78 : 16,277.77 = 6,490.10 : x
  2. Step 2: Convert to fraction form
    11,795.78/16,277.77 = 6,490.10/x
  3. Step 3: Cross multiply
    11,795.78x = 16,277.77 × 6,490.10
  4. Step 4: Simplify right side
    11,795.78x = 105,644,355.08
  5. Step 5: Solve for x
    x = 105,644,355.08/11,795.78
  6. Step 6: Final answer
    x = 8,956.11

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