Home / 3,342.27-5,019.11-2,786.42

Finding the Fourth Proportional to 3,342.27, 5,019.11 and 2,786.42

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Solution

The fourth proportional to 3,342.27, 5,019.11 and 2,786.42 is: 4,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.27 : 5,019.11 = 2,786.42 : x
  2. Step 2: Convert to fraction form
    3,342.27/5,019.11 = 2,786.42/x
  3. Step 3: Cross multiply
    3,342.27x = 5,019.11 × 2,786.42
  4. Step 4: Simplify right side
    3,342.27x = 13,985,309.46
  5. Step 5: Solve for x
    x = 13,985,309.46/3,342.27
  6. Step 6: Final answer
    x = 4,184.37

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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.