Home / 2,773.24-4,162.72-2,163.62

Finding the Fourth Proportional to 2,773.24, 4,162.72 and 2,163.62

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Solution

The fourth proportional to 2,773.24, 4,162.72 and 2,163.62 is: 3,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.24 : 4,162.72 = 2,163.62 : x
  2. Step 2: Convert to fraction form
    2,773.24/4,162.72 = 2,163.62/x
  3. Step 3: Cross multiply
    2,773.24x = 4,162.72 × 2,163.62
  4. Step 4: Simplify right side
    2,773.24x = 9,006,544.25
  5. Step 5: Solve for x
    x = 9,006,544.25/2,773.24
  6. Step 6: Final answer
    x = 3,247.66

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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.