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Finding the Fourth Proportional to 5,262.53, 7,896.11 and 2,796.75

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Solution

The fourth proportional to 5,262.53, 7,896.11 and 2,796.75 is: 4,196.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.53 : 7,896.11 = 2,796.75 : x
  2. Step 2: Convert to fraction form
    5,262.53/7,896.11 = 2,796.75/x
  3. Step 3: Cross multiply
    5,262.53x = 7,896.11 × 2,796.75
  4. Step 4: Simplify right side
    5,262.53x = 22,083,431.66
  5. Step 5: Solve for x
    x = 22,083,431.66/5,262.53
  6. Step 6: Final answer
    x = 4,196.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.