Home / 2,028.73-3,043.22-730.20

Finding the Fourth Proportional to 2,028.73, 3,043.22 and 730.20

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Solution

The fourth proportional to 2,028.73, 3,043.22 and 730.20 is: 1,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.73 : 3,043.22 = 730.20 : x
  2. Step 2: Convert to fraction form
    2,028.73/3,043.22 = 730.20/x
  3. Step 3: Cross multiply
    2,028.73x = 3,043.22 × 730.20
  4. Step 4: Simplify right side
    2,028.73x = 2,222,159.24
  5. Step 5: Solve for x
    x = 2,222,159.24/2,028.73
  6. Step 6: Final answer
    x = 1,095.34

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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.