Home / 3,277.74-4,523.38-1,861.49

Finding the Fourth Proportional to 3,277.74, 4,523.38 and 1,861.49

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Solution

The fourth proportional to 3,277.74, 4,523.38 and 1,861.49 is: 2,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.74 : 4,523.38 = 1,861.49 : x
  2. Step 2: Convert to fraction form
    3,277.74/4,523.38 = 1,861.49/x
  3. Step 3: Cross multiply
    3,277.74x = 4,523.38 × 1,861.49
  4. Step 4: Simplify right side
    3,277.74x = 8,420,204.02
  5. Step 5: Solve for x
    x = 8,420,204.02/3,277.74
  6. Step 6: Final answer
    x = 2,568.91

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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.