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Finding the Fourth Proportional to 3,925.75, 5,889.69 and 1,293.76

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Solution

The fourth proportional to 3,925.75, 5,889.69 and 1,293.76 is: 1,940.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.75 : 5,889.69 = 1,293.76 : x
  2. Step 2: Convert to fraction form
    3,925.75/5,889.69 = 1,293.76/x
  3. Step 3: Cross multiply
    3,925.75x = 5,889.69 × 1,293.76
  4. Step 4: Simplify right side
    3,925.75x = 7,619,845.33
  5. Step 5: Solve for x
    x = 7,619,845.33/3,925.75
  6. Step 6: Final answer
    x = 1,940.99

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