Home / 3,183.16-4,769.61-1,723

Finding the Fourth Proportional to 3,183.16, 4,769.61 and 1,723

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Solution

The fourth proportional to 3,183.16, 4,769.61 and 1,723 is: 2,581.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.16 : 4,769.61 = 1,723 : x
  2. Step 2: Convert to fraction form
    3,183.16/4,769.61 = 1,723/x
  3. Step 3: Cross multiply
    3,183.16x = 4,769.61 × 1,723
  4. Step 4: Simplify right side
    3,183.16x = 8,218,038.03
  5. Step 5: Solve for x
    x = 8,218,038.03/3,183.16
  6. Step 6: Final answer
    x = 2,581.72

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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.