Home / 3,934.88-5,429.97-2,341.68

Finding the Fourth Proportional to 3,934.88, 5,429.97 and 2,341.68

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Solution

The fourth proportional to 3,934.88, 5,429.97 and 2,341.68 is: 3,231.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.88 : 5,429.97 = 2,341.68 : x
  2. Step 2: Convert to fraction form
    3,934.88/5,429.97 = 2,341.68/x
  3. Step 3: Cross multiply
    3,934.88x = 5,429.97 × 2,341.68
  4. Step 4: Simplify right side
    3,934.88x = 12,715,252.15
  5. Step 5: Solve for x
    x = 12,715,252.15/3,934.88
  6. Step 6: Final answer
    x = 3,231.42

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1.5x scale

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.