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Finding the Fourth Proportional to 9,868.58, 13,618.97 and 5,889.16

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Solution

The fourth proportional to 9,868.58, 13,618.97 and 5,889.16 is: 8,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.58 : 13,618.97 = 5,889.16 : x
  2. Step 2: Convert to fraction form
    9,868.58/13,618.97 = 5,889.16/x
  3. Step 3: Cross multiply
    9,868.58x = 13,618.97 × 5,889.16
  4. Step 4: Simplify right side
    9,868.58x = 80,204,293.37
  5. Step 5: Solve for x
    x = 80,204,293.37/9,868.58
  6. Step 6: Final answer
    x = 8,127.24

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