Home / 4,969.23-7,455.66-2,047.78

Finding the Fourth Proportional to 4,969.23, 7,455.66 and 2,047.78

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Solution

The fourth proportional to 4,969.23, 7,455.66 and 2,047.78 is: 3,072.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.23 : 7,455.66 = 2,047.78 : x
  2. Step 2: Convert to fraction form
    4,969.23/7,455.66 = 2,047.78/x
  3. Step 3: Cross multiply
    4,969.23x = 7,455.66 × 2,047.78
  4. Step 4: Simplify right side
    4,969.23x = 15,267,551.43
  5. Step 5: Solve for x
    x = 15,267,551.43/4,969.23
  6. Step 6: Final answer
    x = 3,072.42

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