Home / 1,824.82-2,518.22-1,028.18

Finding the Fourth Proportional to 1,824.82, 2,518.22 and 1,028.18

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Solution

The fourth proportional to 1,824.82, 2,518.22 and 1,028.18 is: 1,418.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.82 : 2,518.22 = 1,028.18 : x
  2. Step 2: Convert to fraction form
    1,824.82/2,518.22 = 1,028.18/x
  3. Step 3: Cross multiply
    1,824.82x = 2,518.22 × 1,028.18
  4. Step 4: Simplify right side
    1,824.82x = 2,589,183.44
  5. Step 5: Solve for x
    x = 2,589,183.44/1,824.82
  6. Step 6: Final answer
    x = 1,418.87

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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.