Home / 3,277.92-4,523.37-1,861.23

Finding the Fourth Proportional to 3,277.92, 4,523.37 and 1,861.23

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Solution

The fourth proportional to 3,277.92, 4,523.37 and 1,861.23 is: 2,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.92 : 4,523.37 = 1,861.23 : x
  2. Step 2: Convert to fraction form
    3,277.92/4,523.37 = 1,861.23/x
  3. Step 3: Cross multiply
    3,277.92x = 4,523.37 × 1,861.23
  4. Step 4: Simplify right side
    3,277.92x = 8,419,021.72
  5. Step 5: Solve for x
    x = 8,419,021.72/3,277.92
  6. Step 6: Final answer
    x = 2,568.41

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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.