Home / 2,936.43-4,052.46-1,939.96

Finding the Fourth Proportional to 2,936.43, 4,052.46 and 1,939.96

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Solution

The fourth proportional to 2,936.43, 4,052.46 and 1,939.96 is: 2,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.43 : 4,052.46 = 1,939.96 : x
  2. Step 2: Convert to fraction form
    2,936.43/4,052.46 = 1,939.96/x
  3. Step 3: Cross multiply
    2,936.43x = 4,052.46 × 1,939.96
  4. Step 4: Simplify right side
    2,936.43x = 7,861,626.60
  5. Step 5: Solve for x
    x = 7,861,626.60/2,936.43
  6. Step 6: Final answer
    x = 2,677.27

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Why These Related Problems?

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