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Finding the Fourth Proportional to 5,065.55, 6,990.46 and 2,827.36

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Solution

The fourth proportional to 5,065.55, 6,990.46 and 2,827.36 is: 3,901.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.55 : 6,990.46 = 2,827.36 : x
  2. Step 2: Convert to fraction form
    5,065.55/6,990.46 = 2,827.36/x
  3. Step 3: Cross multiply
    5,065.55x = 6,990.46 × 2,827.36
  4. Step 4: Simplify right side
    5,065.55x = 19,764,546.99
  5. Step 5: Solve for x
    x = 19,764,546.99/5,065.55
  6. Step 6: Final answer
    x = 3,901.76

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