Home / 4,183.50-6,271.67-1,716.78

Finding the Fourth Proportional to 4,183.50, 6,271.67 and 1,716.78

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Solution

The fourth proportional to 4,183.50, 6,271.67 and 1,716.78 is: 2,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.50 : 6,271.67 = 1,716.78 : x
  2. Step 2: Convert to fraction form
    4,183.50/6,271.67 = 1,716.78/x
  3. Step 3: Cross multiply
    4,183.50x = 6,271.67 × 1,716.78
  4. Step 4: Simplify right side
    4,183.50x = 10,767,081.91
  5. Step 5: Solve for x
    x = 10,767,081.91/4,183.50
  6. Step 6: Final answer
    x = 2,573.70

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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.