Home / 2,722.25-3,756.74-1,480.25

Finding the Fourth Proportional to 2,722.25, 3,756.74 and 1,480.25

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Solution

The fourth proportional to 2,722.25, 3,756.74 and 1,480.25 is: 2,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.25 : 3,756.74 = 1,480.25 : x
  2. Step 2: Convert to fraction form
    2,722.25/3,756.74 = 1,480.25/x
  3. Step 3: Cross multiply
    2,722.25x = 3,756.74 × 1,480.25
  4. Step 4: Simplify right side
    2,722.25x = 5,560,906.98
  5. Step 5: Solve for x
    x = 5,560,906.98/2,722.25
  6. Step 6: Final answer
    x = 2,042.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.