Home / 2,028.85-3,043.58-730.22

Finding the Fourth Proportional to 2,028.85, 3,043.58 and 730.22

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Solution

The fourth proportional to 2,028.85, 3,043.58 and 730.22 is: 1,095.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.85 : 3,043.58 = 730.22 : x
  2. Step 2: Convert to fraction form
    2,028.85/3,043.58 = 730.22/x
  3. Step 3: Cross multiply
    2,028.85x = 3,043.58 × 730.22
  4. Step 4: Simplify right side
    2,028.85x = 2,222,464.12
  5. Step 5: Solve for x
    x = 2,222,464.12/2,028.85
  6. Step 6: Final answer
    x = 1,095.43

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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.