Home / 3,699.24-5,105.76-2,519.48

Finding the Fourth Proportional to 3,699.24, 5,105.76 and 2,519.48

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Solution

The fourth proportional to 3,699.24, 5,105.76 and 2,519.48 is: 3,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.24 : 5,105.76 = 2,519.48 : x
  2. Step 2: Convert to fraction form
    3,699.24/5,105.76 = 2,519.48/x
  3. Step 3: Cross multiply
    3,699.24x = 5,105.76 × 2,519.48
  4. Step 4: Simplify right side
    3,699.24x = 12,863,860.20
  5. Step 5: Solve for x
    x = 12,863,860.20/3,699.24
  6. Step 6: Final answer
    x = 3,477.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.