Home / 9,231.44-12,739.68-5,694.56

Finding the Fourth Proportional to 9,231.44, 12,739.68 and 5,694.56

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Solution

The fourth proportional to 9,231.44, 12,739.68 and 5,694.56 is: 7,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.44 : 12,739.68 = 5,694.56 : x
  2. Step 2: Convert to fraction form
    9,231.44/12,739.68 = 5,694.56/x
  3. Step 3: Cross multiply
    9,231.44x = 12,739.68 × 5,694.56
  4. Step 4: Simplify right side
    9,231.44x = 72,546,872.14
  5. Step 5: Solve for x
    x = 72,546,872.14/9,231.44
  6. Step 6: Final answer
    x = 7,858.67

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