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Finding the Fourth Proportional to 2,792.22, 3,848.51 and 2,390.97

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Solution

The fourth proportional to 2,792.22, 3,848.51 and 2,390.97 is: 3,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.22 : 3,848.51 = 2,390.97 : x
  2. Step 2: Convert to fraction form
    2,792.22/3,848.51 = 2,390.97/x
  3. Step 3: Cross multiply
    2,792.22x = 3,848.51 × 2,390.97
  4. Step 4: Simplify right side
    2,792.22x = 9,201,670.72
  5. Step 5: Solve for x
    x = 9,201,670.72/2,792.22
  6. Step 6: Final answer
    x = 3,295.47

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