Home / 5,120.98-7,669.16-2,923.04

Finding the Fourth Proportional to 5,120.98, 7,669.16 and 2,923.04

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Solution

The fourth proportional to 5,120.98, 7,669.16 and 2,923.04 is: 4,377.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120.98 : 7,669.16 = 2,923.04 : x
  2. Step 2: Convert to fraction form
    5,120.98/7,669.16 = 2,923.04/x
  3. Step 3: Cross multiply
    5,120.98x = 7,669.16 × 2,923.04
  4. Step 4: Simplify right side
    5,120.98x = 22,417,261.45
  5. Step 5: Solve for x
    x = 22,417,261.45/5,120.98
  6. Step 6: Final answer
    x = 4,377.53

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