Home / 4,939.33-7,408.80-2,722.56

Finding the Fourth Proportional to 4,939.33, 7,408.80 and 2,722.56

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Solution

The fourth proportional to 4,939.33, 7,408.80 and 2,722.56 is: 4,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.33 : 7,408.80 = 2,722.56 : x
  2. Step 2: Convert to fraction form
    4,939.33/7,408.80 = 2,722.56/x
  3. Step 3: Cross multiply
    4,939.33x = 7,408.80 × 2,722.56
  4. Step 4: Simplify right side
    4,939.33x = 20,170,902.53
  5. Step 5: Solve for x
    x = 20,170,902.53/4,939.33
  6. Step 6: Final answer
    x = 4,083.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.