Home / 3,523.03-4,861.78-1,951.12

Finding the Fourth Proportional to 3,523.03, 4,861.78 and 1,951.12

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Solution

The fourth proportional to 3,523.03, 4,861.78 and 1,951.12 is: 2,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.03 : 4,861.78 = 1,951.12 : x
  2. Step 2: Convert to fraction form
    3,523.03/4,861.78 = 1,951.12/x
  3. Step 3: Cross multiply
    3,523.03x = 4,861.78 × 1,951.12
  4. Step 4: Simplify right side
    3,523.03x = 9,485,920.86
  5. Step 5: Solve for x
    x = 9,485,920.86/3,523.03
  6. Step 6: Final answer
    x = 2,692.55

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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.