Home / 2,044.12-3,067.08-745.78

Finding the Fourth Proportional to 2,044.12, 3,067.08 and 745.78

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Solution

The fourth proportional to 2,044.12, 3,067.08 and 745.78 is: 1,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.12 : 3,067.08 = 745.78 : x
  2. Step 2: Convert to fraction form
    2,044.12/3,067.08 = 745.78/x
  3. Step 3: Cross multiply
    2,044.12x = 3,067.08 × 745.78
  4. Step 4: Simplify right side
    2,044.12x = 2,287,366.92
  5. Step 5: Solve for x
    x = 2,287,366.92/2,044.12
  6. Step 6: Final answer
    x = 1,119.00

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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.