Home / 3,766.83-5,198.61-2,173.56

Finding the Fourth Proportional to 3,766.83, 5,198.61 and 2,173.56

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Solution

The fourth proportional to 3,766.83, 5,198.61 and 2,173.56 is: 2,999.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.83 : 5,198.61 = 2,173.56 : x
  2. Step 2: Convert to fraction form
    3,766.83/5,198.61 = 2,173.56/x
  3. Step 3: Cross multiply
    3,766.83x = 5,198.61 × 2,173.56
  4. Step 4: Simplify right side
    3,766.83x = 11,299,490.75
  5. Step 5: Solve for x
    x = 11,299,490.75/3,766.83
  6. Step 6: Final answer
    x = 2,999.73

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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.