Home / 2,923.74-4,034.84-1,745.49

Finding the Fourth Proportional to 2,923.74, 4,034.84 and 1,745.49

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Solution

The fourth proportional to 2,923.74, 4,034.84 and 1,745.49 is: 2,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.74 : 4,034.84 = 1,745.49 : x
  2. Step 2: Convert to fraction form
    2,923.74/4,034.84 = 1,745.49/x
  3. Step 3: Cross multiply
    2,923.74x = 4,034.84 × 1,745.49
  4. Step 4: Simplify right side
    2,923.74x = 7,042,764.14
  5. Step 5: Solve for x
    x = 7,042,764.14/2,923.74
  6. Step 6: Final answer
    x = 2,408.82

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1.5x scale

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.