Home / 5,469.04-8,178.48-4,083.28

Finding the Fourth Proportional to 5,469.04, 8,178.48 and 4,083.28

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Solution

The fourth proportional to 5,469.04, 8,178.48 and 4,083.28 is: 6,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.04 : 8,178.48 = 4,083.28 : x
  2. Step 2: Convert to fraction form
    5,469.04/8,178.48 = 4,083.28/x
  3. Step 3: Cross multiply
    5,469.04x = 8,178.48 × 4,083.28
  4. Step 4: Simplify right side
    5,469.04x = 33,395,023.81
  5. Step 5: Solve for x
    x = 33,395,023.81/5,469.04
  6. Step 6: Final answer
    x = 6,106.19

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