Home / 2,267.32-3,401.22-806.80

Finding the Fourth Proportional to 2,267.32, 3,401.22 and 806.80

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Solution

The fourth proportional to 2,267.32, 3,401.22 and 806.80 is: 1,210.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.32 : 3,401.22 = 806.80 : x
  2. Step 2: Convert to fraction form
    2,267.32/3,401.22 = 806.80/x
  3. Step 3: Cross multiply
    2,267.32x = 3,401.22 × 806.80
  4. Step 4: Simplify right side
    2,267.32x = 2,744,104.30
  5. Step 5: Solve for x
    x = 2,744,104.30/2,267.32
  6. Step 6: Final answer
    x = 1,210.29

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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.