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Finding the Fourth Proportional to 7,702.00, 10,628.72 and 4,165.20

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Solution

The fourth proportional to 7,702.00, 10,628.72 and 4,165.20 is: 5,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,702.00 : 10,628.72 = 4,165.20 : x
  2. Step 2: Convert to fraction form
    7,702.00/10,628.72 = 4,165.20/x
  3. Step 3: Cross multiply
    7,702.00x = 10,628.72 × 4,165.20
  4. Step 4: Simplify right side
    7,702.00x = 44,270,739.34
  5. Step 5: Solve for x
    x = 44,270,739.34/7,702.00
  6. Step 6: Final answer
    x = 5,747.96

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