Home / 2,664.82-3,997.62-933.04

Finding the Fourth Proportional to 2,664.82, 3,997.62 and 933.04

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Solution

The fourth proportional to 2,664.82, 3,997.62 and 933.04 is: 1,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.82 : 3,997.62 = 933.04 : x
  2. Step 2: Convert to fraction form
    2,664.82/3,997.62 = 933.04/x
  3. Step 3: Cross multiply
    2,664.82x = 3,997.62 × 933.04
  4. Step 4: Simplify right side
    2,664.82x = 3,729,939.36
  5. Step 5: Solve for x
    x = 3,729,939.36/2,664.82
  6. Step 6: Final answer
    x = 1,399.70

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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.