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Finding the Fourth Proportional to 7,284.80, 10,948.80 and 6,334.40

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Solution

The fourth proportional to 7,284.80, 10,948.80 and 6,334.40 is: 9,520.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.80 : 10,948.80 = 6,334.40 : x
  2. Step 2: Convert to fraction form
    7,284.80/10,948.80 = 6,334.40/x
  3. Step 3: Cross multiply
    7,284.80x = 10,948.80 × 6,334.40
  4. Step 4: Simplify right side
    7,284.80x = 69,354,078.72
  5. Step 5: Solve for x
    x = 69,354,078.72/7,284.80
  6. Step 6: Final answer
    x = 9,520.38

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