Home / 2,011.26-3,013.76-1,396.18

Finding the Fourth Proportional to 2,011.26, 3,013.76 and 1,396.18

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Solution

The fourth proportional to 2,011.26, 3,013.76 and 1,396.18 is: 2,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011.26 : 3,013.76 = 1,396.18 : x
  2. Step 2: Convert to fraction form
    2,011.26/3,013.76 = 1,396.18/x
  3. Step 3: Cross multiply
    2,011.26x = 3,013.76 × 1,396.18
  4. Step 4: Simplify right side
    2,011.26x = 4,207,751.44
  5. Step 5: Solve for x
    x = 4,207,751.44/2,011.26
  6. Step 6: Final answer
    x = 2,092.10

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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.