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Finding the Fourth Proportional to 7,445.92, 11,168.70 and 1,823.62

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Solution

The fourth proportional to 7,445.92, 11,168.70 and 1,823.62 is: 2,735.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.92 : 11,168.70 = 1,823.62 : x
  2. Step 2: Convert to fraction form
    7,445.92/11,168.70 = 1,823.62/x
  3. Step 3: Cross multiply
    7,445.92x = 11,168.70 × 1,823.62
  4. Step 4: Simplify right side
    7,445.92x = 20,367,464.69
  5. Step 5: Solve for x
    x = 20,367,464.69/7,445.92
  6. Step 6: Final answer
    x = 2,735.39

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