Home / 5,327.78-7,997.43-2,251.94

Finding the Fourth Proportional to 5,327.78, 7,997.43 and 2,251.94

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Solution

The fourth proportional to 5,327.78, 7,997.43 and 2,251.94 is: 3,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.78 : 7,997.43 = 2,251.94 : x
  2. Step 2: Convert to fraction form
    5,327.78/7,997.43 = 2,251.94/x
  3. Step 3: Cross multiply
    5,327.78x = 7,997.43 × 2,251.94
  4. Step 4: Simplify right side
    5,327.78x = 18,009,732.51
  5. Step 5: Solve for x
    x = 18,009,732.51/5,327.78
  6. Step 6: Final answer
    x = 3,380.34

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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.