Home / 3,455.09-5,183.73-1,233.87

Finding the Fourth Proportional to 3,455.09, 5,183.73 and 1,233.87

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Solution

The fourth proportional to 3,455.09, 5,183.73 and 1,233.87 is: 1,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.09 : 5,183.73 = 1,233.87 : x
  2. Step 2: Convert to fraction form
    3,455.09/5,183.73 = 1,233.87/x
  3. Step 3: Cross multiply
    3,455.09x = 5,183.73 × 1,233.87
  4. Step 4: Simplify right side
    3,455.09x = 6,396,045.85
  5. Step 5: Solve for x
    x = 6,396,045.85/3,455.09
  6. Step 6: Final answer
    x = 1,851.20

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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.