Home / 2,919.33-4,028.54-1,593.05

Finding the Fourth Proportional to 2,919.33, 4,028.54 and 1,593.05

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Solution

The fourth proportional to 2,919.33, 4,028.54 and 1,593.05 is: 2,198.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.33 : 4,028.54 = 1,593.05 : x
  2. Step 2: Convert to fraction form
    2,919.33/4,028.54 = 1,593.05/x
  3. Step 3: Cross multiply
    2,919.33x = 4,028.54 × 1,593.05
  4. Step 4: Simplify right side
    2,919.33x = 6,417,637.54
  5. Step 5: Solve for x
    x = 6,417,637.54/2,919.33
  6. Step 6: Final answer
    x = 2,198.33

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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.