Home / 2,723.29-4,085.36-1,163.30

Finding the Fourth Proportional to 2,723.29, 4,085.36 and 1,163.30

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Solution

The fourth proportional to 2,723.29, 4,085.36 and 1,163.30 is: 1,745.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.29 : 4,085.36 = 1,163.30 : x
  2. Step 2: Convert to fraction form
    2,723.29/4,085.36 = 1,163.30/x
  3. Step 3: Cross multiply
    2,723.29x = 4,085.36 × 1,163.30
  4. Step 4: Simplify right side
    2,723.29x = 4,752,481.77
  5. Step 5: Solve for x
    x = 4,752,481.77/2,723.29
  6. Step 6: Final answer
    x = 1,745.13

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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.