Home / 7,313.12-10,974.48-5,359.36

Finding the Fourth Proportional to 7,313.12, 10,974.48 and 5,359.36

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Solution

The fourth proportional to 7,313.12, 10,974.48 and 5,359.36 is: 8,042.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.12 : 10,974.48 = 5,359.36 : x
  2. Step 2: Convert to fraction form
    7,313.12/10,974.48 = 5,359.36/x
  3. Step 3: Cross multiply
    7,313.12x = 10,974.48 × 5,359.36
  4. Step 4: Simplify right side
    7,313.12x = 58,816,189.13
  5. Step 5: Solve for x
    x = 58,816,189.13/7,313.12
  6. Step 6: Final answer
    x = 8,042.56

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