Home / 7,722.32-11,583.46-3,105.32

Finding the Fourth Proportional to 7,722.32, 11,583.46 and 3,105.32

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Solution

The fourth proportional to 7,722.32, 11,583.46 and 3,105.32 is: 4,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.32 : 11,583.46 = 3,105.32 : x
  2. Step 2: Convert to fraction form
    7,722.32/11,583.46 = 3,105.32/x
  3. Step 3: Cross multiply
    7,722.32x = 11,583.46 × 3,105.32
  4. Step 4: Simplify right side
    7,722.32x = 35,970,350.01
  5. Step 5: Solve for x
    x = 35,970,350.01/7,722.32
  6. Step 6: Final answer
    x = 4,657.97

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