Home / 8,935.82-13,401.97-3,012.13

Finding the Fourth Proportional to 8,935.82, 13,401.97 and 3,012.13

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Solution

The fourth proportional to 8,935.82, 13,401.97 and 3,012.13 is: 4,517.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.82 : 13,401.97 = 3,012.13 : x
  2. Step 2: Convert to fraction form
    8,935.82/13,401.97 = 3,012.13/x
  3. Step 3: Cross multiply
    8,935.82x = 13,401.97 × 3,012.13
  4. Step 4: Simplify right side
    8,935.82x = 40,368,426.68
  5. Step 5: Solve for x
    x = 40,368,426.68/8,935.82
  6. Step 6: Final answer
    x = 4,517.59

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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.