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Finding the Fourth Proportional to 4,137.44, 6,207.42 and 1,215.77

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Solution

The fourth proportional to 4,137.44, 6,207.42 and 1,215.77 is: 1,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.44 : 6,207.42 = 1,215.77 : x
  2. Step 2: Convert to fraction form
    4,137.44/6,207.42 = 1,215.77/x
  3. Step 3: Cross multiply
    4,137.44x = 6,207.42 × 1,215.77
  4. Step 4: Simplify right side
    4,137.44x = 7,546,795.01
  5. Step 5: Solve for x
    x = 7,546,795.01/4,137.44
  6. Step 6: Final answer
    x = 1,824.03

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