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Finding the Fourth Proportional to 7,243.74, 10,865.41 and 2,313.68

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Solution

The fourth proportional to 7,243.74, 10,865.41 and 2,313.68 is: 3,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.74 : 10,865.41 = 2,313.68 : x
  2. Step 2: Convert to fraction form
    7,243.74/10,865.41 = 2,313.68/x
  3. Step 3: Cross multiply
    7,243.74x = 10,865.41 × 2,313.68
  4. Step 4: Simplify right side
    7,243.74x = 25,139,021.70
  5. Step 5: Solve for x
    x = 25,139,021.70/7,243.74
  6. Step 6: Final answer
    x = 3,470.45

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