Home / 3,186.82-4,396.59-2,349.52

Finding the Fourth Proportional to 3,186.82, 4,396.59 and 2,349.52

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Solution

The fourth proportional to 3,186.82, 4,396.59 and 2,349.52 is: 3,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.82 : 4,396.59 = 2,349.52 : x
  2. Step 2: Convert to fraction form
    3,186.82/4,396.59 = 2,349.52/x
  3. Step 3: Cross multiply
    3,186.82x = 4,396.59 × 2,349.52
  4. Step 4: Simplify right side
    3,186.82x = 10,329,876.14
  5. Step 5: Solve for x
    x = 10,329,876.14/3,186.82
  6. Step 6: Final answer
    x = 3,241.44

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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.