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Finding the Fourth Proportional to 5,107.01, 7,046.97 and 2,868.98

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Solution

The fourth proportional to 5,107.01, 7,046.97 and 2,868.98 is: 3,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.01 : 7,046.97 = 2,868.98 : x
  2. Step 2: Convert to fraction form
    5,107.01/7,046.97 = 2,868.98/x
  3. Step 3: Cross multiply
    5,107.01x = 7,046.97 × 2,868.98
  4. Step 4: Simplify right side
    5,107.01x = 20,217,615.99
  5. Step 5: Solve for x
    x = 20,217,615.99/5,107.01
  6. Step 6: Final answer
    x = 3,958.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.