Home / 6,741.87-10,108.41-3,231.78

Finding the Fourth Proportional to 6,741.87, 10,108.41 and 3,231.78

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Solution

The fourth proportional to 6,741.87, 10,108.41 and 3,231.78 is: 4,845.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.87 : 10,108.41 = 3,231.78 : x
  2. Step 2: Convert to fraction form
    6,741.87/10,108.41 = 3,231.78/x
  3. Step 3: Cross multiply
    6,741.87x = 10,108.41 × 3,231.78
  4. Step 4: Simplify right side
    6,741.87x = 32,668,157.27
  5. Step 5: Solve for x
    x = 32,668,157.27/6,741.87
  6. Step 6: Final answer
    x = 4,845.56

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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.