Home / 3,273.42-4,912.19-1,325.63

Finding the Fourth Proportional to 3,273.42, 4,912.19 and 1,325.63

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Solution

The fourth proportional to 3,273.42, 4,912.19 and 1,325.63 is: 1,989.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.42 : 4,912.19 = 1,325.63 : x
  2. Step 2: Convert to fraction form
    3,273.42/4,912.19 = 1,325.63/x
  3. Step 3: Cross multiply
    3,273.42x = 4,912.19 × 1,325.63
  4. Step 4: Simplify right side
    3,273.42x = 6,511,757.05
  5. Step 5: Solve for x
    x = 6,511,757.05/3,273.42
  6. Step 6: Final answer
    x = 1,989.28

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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.