Home / 3,493.86-5,243.22-2,399.28

Finding the Fourth Proportional to 3,493.86, 5,243.22 and 2,399.28

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Solution

The fourth proportional to 3,493.86, 5,243.22 and 2,399.28 is: 3,600.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.86 : 5,243.22 = 2,399.28 : x
  2. Step 2: Convert to fraction form
    3,493.86/5,243.22 = 2,399.28/x
  3. Step 3: Cross multiply
    3,493.86x = 5,243.22 × 2,399.28
  4. Step 4: Simplify right side
    3,493.86x = 12,579,952.88
  5. Step 5: Solve for x
    x = 12,579,952.88/3,493.86
  6. Step 6: Final answer
    x = 3,600.59

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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.