Home / 5,711.56-8,566.26-2,786.92

Finding the Fourth Proportional to 5,711.56, 8,566.26 and 2,786.92

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Solution

The fourth proportional to 5,711.56, 8,566.26 and 2,786.92 is: 4,179.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.56 : 8,566.26 = 2,786.92 : x
  2. Step 2: Convert to fraction form
    5,711.56/8,566.26 = 2,786.92/x
  3. Step 3: Cross multiply
    5,711.56x = 8,566.26 × 2,786.92
  4. Step 4: Simplify right side
    5,711.56x = 23,873,481.32
  5. Step 5: Solve for x
    x = 23,873,481.32/5,711.56
  6. Step 6: Final answer
    x = 4,179.85

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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.