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Finding the Fourth Proportional to 10,912, 16,368 and 4,756

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Solution

The fourth proportional to 10,912, 16,368 and 4,756 is: 7,134

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,912 : 16,368 = 4,756 : x
  2. Step 2: Convert to fraction form
    10,912/16,368 = 4,756/x
  3. Step 3: Cross multiply
    10,912x = 16,368 × 4,756
  4. Step 4: Simplify right side
    10,912x = 77,846,208
  5. Step 5: Solve for x
    x = 77,846,208/10,912
  6. Step 6: Final answer
    x = 7,134

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