Home / 2,936.03-4,051.91-1,939.56

Finding the Fourth Proportional to 2,936.03, 4,051.91 and 1,939.56

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Solution

The fourth proportional to 2,936.03, 4,051.91 and 1,939.56 is: 2,676.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.03 : 4,051.91 = 1,939.56 : x
  2. Step 2: Convert to fraction form
    2,936.03/4,051.91 = 1,939.56/x
  3. Step 3: Cross multiply
    2,936.03x = 4,051.91 × 1,939.56
  4. Step 4: Simplify right side
    2,936.03x = 7,858,942.60
  5. Step 5: Solve for x
    x = 7,858,942.60/2,936.03
  6. Step 6: Final answer
    x = 2,676.72

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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.