Home / 2,923.43-4,034.88-1,745.15

Finding the Fourth Proportional to 2,923.43, 4,034.88 and 1,745.15

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Solution

The fourth proportional to 2,923.43, 4,034.88 and 1,745.15 is: 2,408.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.43 : 4,034.88 = 1,745.15 : x
  2. Step 2: Convert to fraction form
    2,923.43/4,034.88 = 1,745.15/x
  3. Step 3: Cross multiply
    2,923.43x = 4,034.88 × 1,745.15
  4. Step 4: Simplify right side
    2,923.43x = 7,041,450.66
  5. Step 5: Solve for x
    x = 7,041,450.66/2,923.43
  6. Step 6: Final answer
    x = 2,408.63

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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.