Home / 5,727.87-8,591.72-2,766.60

Finding the Fourth Proportional to 5,727.87, 8,591.72 and 2,766.60

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Solution

The fourth proportional to 5,727.87, 8,591.72 and 2,766.60 is: 4,149.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.87 : 8,591.72 = 2,766.60 : x
  2. Step 2: Convert to fraction form
    5,727.87/8,591.72 = 2,766.60/x
  3. Step 3: Cross multiply
    5,727.87x = 8,591.72 × 2,766.60
  4. Step 4: Simplify right side
    5,727.87x = 23,769,838.72
  5. Step 5: Solve for x
    x = 23,769,838.72/5,727.87
  6. Step 6: Final answer
    x = 4,149.86

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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.