Home / 2,923.72-4,034.91-1,745.44

Finding the Fourth Proportional to 2,923.72, 4,034.91 and 1,745.44

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Solution

The fourth proportional to 2,923.72, 4,034.91 and 1,745.44 is: 2,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.72 : 4,034.91 = 1,745.44 : x
  2. Step 2: Convert to fraction form
    2,923.72/4,034.91 = 1,745.44/x
  3. Step 3: Cross multiply
    2,923.72x = 4,034.91 × 1,745.44
  4. Step 4: Simplify right side
    2,923.72x = 7,042,693.31
  5. Step 5: Solve for x
    x = 7,042,693.31/2,923.72
  6. Step 6: Final answer
    x = 2,408.81

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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.