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Finding the Third Proportional to 4,028.01 and 5,411.97

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Solution

The third proportional to 4,028.01 and 5,411.97 is: 7,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.01 : 5,411.97 = 5,411.97 : x
  2. Step 2: Convert to fraction form
    4,028.01/5,411.97 = 5,411.97/x
  3. Step 3: Cross multiply
    4,028.01x = 5,411.97 × 5,411.97
  4. Step 4: Simplify right side
    4,028.01x = 29,289,426.89
  5. Step 5: Solve for x
    x = 29,289,426.89/4,028.01
  6. Step 6: Final answer
    x = 7,271.44

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.