Home / 3,401.39-4,691.14-2,396.43

Finding the Fourth Proportional to 3,401.39, 4,691.14 and 2,396.43

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Solution

The fourth proportional to 3,401.39, 4,691.14 and 2,396.43 is: 3,305.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.39 : 4,691.14 = 2,396.43 : x
  2. Step 2: Convert to fraction form
    3,401.39/4,691.14 = 2,396.43/x
  3. Step 3: Cross multiply
    3,401.39x = 4,691.14 × 2,396.43
  4. Step 4: Simplify right side
    3,401.39x = 11,241,982.64
  5. Step 5: Solve for x
    x = 11,241,982.64/3,401.39
  6. Step 6: Final answer
    x = 3,305.11

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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.