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Finding the Fourth Proportional to 2,669.32, 4,004.46 and 1,369.72

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Solution

The fourth proportional to 2,669.32, 4,004.46 and 1,369.72 is: 2,054.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.32 : 4,004.46 = 1,369.72 : x
  2. Step 2: Convert to fraction form
    2,669.32/4,004.46 = 1,369.72/x
  3. Step 3: Cross multiply
    2,669.32x = 4,004.46 × 1,369.72
  4. Step 4: Simplify right side
    2,669.32x = 5,484,988.95
  5. Step 5: Solve for x
    x = 5,484,988.95/2,669.32
  6. Step 6: Final answer
    x = 2,054.83

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