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Finding the Fourth Proportional to 8,483.23, 12,729.80 and 3,552.45

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Solution

The fourth proportional to 8,483.23, 12,729.80 and 3,552.45 is: 5,330.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483.23 : 12,729.80 = 3,552.45 : x
  2. Step 2: Convert to fraction form
    8,483.23/12,729.80 = 3,552.45/x
  3. Step 3: Cross multiply
    8,483.23x = 12,729.80 × 3,552.45
  4. Step 4: Simplify right side
    8,483.23x = 45,221,978.01
  5. Step 5: Solve for x
    x = 45,221,978.01/8,483.23
  6. Step 6: Final answer
    x = 5,330.75

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