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Finding the Fourth Proportional to 3,995.67, 5,513.91 and 2,227.26

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Solution

The fourth proportional to 3,995.67, 5,513.91 and 2,227.26 is: 3,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.67 : 5,513.91 = 2,227.26 : x
  2. Step 2: Convert to fraction form
    3,995.67/5,513.91 = 2,227.26/x
  3. Step 3: Cross multiply
    3,995.67x = 5,513.91 × 2,227.26
  4. Step 4: Simplify right side
    3,995.67x = 12,280,911.19
  5. Step 5: Solve for x
    x = 12,280,911.19/3,995.67
  6. Step 6: Final answer
    x = 3,073.55

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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.