Home / 3,553.86-5,324.01-2,163.09

Finding the Fourth Proportional to 3,553.86, 5,324.01 and 2,163.09

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Solution

The fourth proportional to 3,553.86, 5,324.01 and 2,163.09 is: 3,240.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.86 : 5,324.01 = 2,163.09 : x
  2. Step 2: Convert to fraction form
    3,553.86/5,324.01 = 2,163.09/x
  3. Step 3: Cross multiply
    3,553.86x = 5,324.01 × 2,163.09
  4. Step 4: Simplify right side
    3,553.86x = 11,516,312.79
  5. Step 5: Solve for x
    x = 11,516,312.79/3,553.86
  6. Step 6: Final answer
    x = 3,240.51

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1.5x scale

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.