Home / 2,282.06-3,149.52-1,908.38

Finding the Fourth Proportional to 2,282.06, 3,149.52 and 1,908.38

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Solution

The fourth proportional to 2,282.06, 3,149.52 and 1,908.38 is: 2,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.06 : 3,149.52 = 1,908.38 : x
  2. Step 2: Convert to fraction form
    2,282.06/3,149.52 = 1,908.38/x
  3. Step 3: Cross multiply
    2,282.06x = 3,149.52 × 1,908.38
  4. Step 4: Simplify right side
    2,282.06x = 6,010,480.98
  5. Step 5: Solve for x
    x = 6,010,480.98/2,282.06
  6. Step 6: Final answer
    x = 2,633.80

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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.