Home / 3,910.41-5,861.61-1,718.73

Finding the Fourth Proportional to 3,910.41, 5,861.61 and 1,718.73

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Solution

The fourth proportional to 3,910.41, 5,861.61 and 1,718.73 is: 2,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.41 : 5,861.61 = 1,718.73 : x
  2. Step 2: Convert to fraction form
    3,910.41/5,861.61 = 1,718.73/x
  3. Step 3: Cross multiply
    3,910.41x = 5,861.61 × 1,718.73
  4. Step 4: Simplify right side
    3,910.41x = 10,074,524.96
  5. Step 5: Solve for x
    x = 10,074,524.96/3,910.41
  6. Step 6: Final answer
    x = 2,576.33

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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.