Home / 2,028.56-2,799.77-1,936.22

Finding the Fourth Proportional to 2,028.56, 2,799.77 and 1,936.22

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Solution

The fourth proportional to 2,028.56, 2,799.77 and 1,936.22 is: 2,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.56 : 2,799.77 = 1,936.22 : x
  2. Step 2: Convert to fraction form
    2,028.56/2,799.77 = 1,936.22/x
  3. Step 3: Cross multiply
    2,028.56x = 2,799.77 × 1,936.22
  4. Step 4: Simplify right side
    2,028.56x = 5,420,946.99
  5. Step 5: Solve for x
    x = 5,420,946.99/2,028.56
  6. Step 6: Final answer
    x = 2,672.32

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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.