Home / 3,183.13-4,769.81-1,333.23

Finding the Fourth Proportional to 3,183.13, 4,769.81 and 1,333.23

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Solution

The fourth proportional to 3,183.13, 4,769.81 and 1,333.23 is: 1,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.13 : 4,769.81 = 1,333.23 : x
  2. Step 2: Convert to fraction form
    3,183.13/4,769.81 = 1,333.23/x
  3. Step 3: Cross multiply
    3,183.13x = 4,769.81 × 1,333.23
  4. Step 4: Simplify right side
    3,183.13x = 6,359,252.12
  5. Step 5: Solve for x
    x = 6,359,252.12/3,183.13
  6. Step 6: Final answer
    x = 1,997.80

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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.