Home / 2,163.64-3,245.22-1,341.24

Finding the Fourth Proportional to 2,163.64, 3,245.22 and 1,341.24

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Solution

The fourth proportional to 2,163.64, 3,245.22 and 1,341.24 is: 2,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.64 : 3,245.22 = 1,341.24 : x
  2. Step 2: Convert to fraction form
    2,163.64/3,245.22 = 1,341.24/x
  3. Step 3: Cross multiply
    2,163.64x = 3,245.22 × 1,341.24
  4. Step 4: Simplify right side
    2,163.64x = 4,352,618.87
  5. Step 5: Solve for x
    x = 4,352,618.87/2,163.64
  6. Step 6: Final answer
    x = 2,011.71

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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.