Home / 2,004.72-3,012.75-1,183.11

Finding the Fourth Proportional to 2,004.72, 3,012.75 and 1,183.11

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Solution

The fourth proportional to 2,004.72, 3,012.75 and 1,183.11 is: 1,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.72 : 3,012.75 = 1,183.11 : x
  2. Step 2: Convert to fraction form
    2,004.72/3,012.75 = 1,183.11/x
  3. Step 3: Cross multiply
    2,004.72x = 3,012.75 × 1,183.11
  4. Step 4: Simplify right side
    2,004.72x = 3,564,414.65
  5. Step 5: Solve for x
    x = 3,564,414.65/2,004.72
  6. Step 6: Final answer
    x = 1,778.01

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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.