Home / 2,012.45-3,020.49-1,396.44

Finding the Fourth Proportional to 2,012.45, 3,020.49 and 1,396.44

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Solution

The fourth proportional to 2,012.45, 3,020.49 and 1,396.44 is: 2,095.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012.45 : 3,020.49 = 1,396.44 : x
  2. Step 2: Convert to fraction form
    2,012.45/3,020.49 = 1,396.44/x
  3. Step 3: Cross multiply
    2,012.45x = 3,020.49 × 1,396.44
  4. Step 4: Simplify right side
    2,012.45x = 4,217,933.06
  5. Step 5: Solve for x
    x = 4,217,933.06/2,012.45
  6. Step 6: Final answer
    x = 2,095.92

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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.