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Finding the Fourth Proportional to 7,106.00, 9,800.46 and 6,309.90

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Solution

The fourth proportional to 7,106.00, 9,800.46 and 6,309.90 is: 8,702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.00 : 9,800.46 = 6,309.90 : x
  2. Step 2: Convert to fraction form
    7,106.00/9,800.46 = 6,309.90/x
  3. Step 3: Cross multiply
    7,106.00x = 9,800.46 × 6,309.90
  4. Step 4: Simplify right side
    7,106.00x = 61,839,922.55
  5. Step 5: Solve for x
    x = 61,839,922.55/7,106.00
  6. Step 6: Final answer
    x = 8,702.50

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