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Finding the Fourth Proportional to 6,147.22, 9,221.22 and 1,764.58

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Solution

The fourth proportional to 6,147.22, 9,221.22 and 1,764.58 is: 2,646.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.22 : 9,221.22 = 1,764.58 : x
  2. Step 2: Convert to fraction form
    6,147.22/9,221.22 = 1,764.58/x
  3. Step 3: Cross multiply
    6,147.22x = 9,221.22 × 1,764.58
  4. Step 4: Simplify right side
    6,147.22x = 16,271,580.39
  5. Step 5: Solve for x
    x = 16,271,580.39/6,147.22
  6. Step 6: Final answer
    x = 2,646.98

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