Home / 6,286.82-9,415.44-3,691.58

Finding the Fourth Proportional to 6,286.82, 9,415.44 and 3,691.58

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Solution

The fourth proportional to 6,286.82, 9,415.44 and 3,691.58 is: 5,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.82 : 9,415.44 = 3,691.58 : x
  2. Step 2: Convert to fraction form
    6,286.82/9,415.44 = 3,691.58/x
  3. Step 3: Cross multiply
    6,286.82x = 9,415.44 × 3,691.58
  4. Step 4: Simplify right side
    6,286.82x = 34,757,802.92
  5. Step 5: Solve for x
    x = 34,757,802.92/6,286.82
  6. Step 6: Final answer
    x = 5,528.68

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1.5x scale

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.