Home / 2,028.36-3,042.52-622.76

Finding the Fourth Proportional to 2,028.36, 3,042.52 and 622.76

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Solution

The fourth proportional to 2,028.36, 3,042.52 and 622.76 is: 934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.36 : 3,042.52 = 622.76 : x
  2. Step 2: Convert to fraction form
    2,028.36/3,042.52 = 622.76/x
  3. Step 3: Cross multiply
    2,028.36x = 3,042.52 × 622.76
  4. Step 4: Simplify right side
    2,028.36x = 1,894,759.76
  5. Step 5: Solve for x
    x = 1,894,759.76/2,028.36
  6. Step 6: Final answer
    x = 934.13

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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.