Home / 3,429.27-4,730.67-2,249.91

Finding the Fourth Proportional to 3,429.27, 4,730.67 and 2,249.91

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Solution

The fourth proportional to 3,429.27, 4,730.67 and 2,249.91 is: 3,103.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.27 : 4,730.67 = 2,249.91 : x
  2. Step 2: Convert to fraction form
    3,429.27/4,730.67 = 2,249.91/x
  3. Step 3: Cross multiply
    3,429.27x = 4,730.67 × 2,249.91
  4. Step 4: Simplify right side
    3,429.27x = 10,643,581.74
  5. Step 5: Solve for x
    x = 10,643,581.74/3,429.27
  6. Step 6: Final answer
    x = 3,103.75

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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.