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Finding the Fourth Proportional to 7,977.74, 11,016.25 and 4,998.71

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Solution

The fourth proportional to 7,977.74, 11,016.25 and 4,998.71 is: 6,902.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,977.74 : 11,016.25 = 4,998.71 : x
  2. Step 2: Convert to fraction form
    7,977.74/11,016.25 = 4,998.71/x
  3. Step 3: Cross multiply
    7,977.74x = 11,016.25 × 4,998.71
  4. Step 4: Simplify right side
    7,977.74x = 55,067,082.20
  5. Step 5: Solve for x
    x = 55,067,082.20/7,977.74
  6. Step 6: Final answer
    x = 6,902.59

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