Home / 2,226.98-3,340.46-2,091.66

Finding the Fourth Proportional to 2,226.98, 3,340.46 and 2,091.66

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Solution

The fourth proportional to 2,226.98, 3,340.46 and 2,091.66 is: 3,137.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.98 : 3,340.46 = 2,091.66 : x
  2. Step 2: Convert to fraction form
    2,226.98/3,340.46 = 2,091.66/x
  3. Step 3: Cross multiply
    2,226.98x = 3,340.46 × 2,091.66
  4. Step 4: Simplify right side
    2,226.98x = 6,987,106.56
  5. Step 5: Solve for x
    x = 6,987,106.56/2,226.98
  6. Step 6: Final answer
    x = 3,137.48

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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.