Home / 7,083.72-10,629.24-3,187.32

Finding the Fourth Proportional to 7,083.72, 10,629.24 and 3,187.32

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Solution

The fourth proportional to 7,083.72, 10,629.24 and 3,187.32 is: 4,782.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.72 : 10,629.24 = 3,187.32 : x
  2. Step 2: Convert to fraction form
    7,083.72/10,629.24 = 3,187.32/x
  3. Step 3: Cross multiply
    7,083.72x = 10,629.24 × 3,187.32
  4. Step 4: Simplify right side
    7,083.72x = 33,878,789.24
  5. Step 5: Solve for x
    x = 33,878,789.24/7,083.72
  6. Step 6: Final answer
    x = 4,782.63

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