Home / 2,195.07-3,029.09-1,250.90

Finding the Fourth Proportional to 2,195.07, 3,029.09 and 1,250.90

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Solution

The fourth proportional to 2,195.07, 3,029.09 and 1,250.90 is: 1,726.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.07 : 3,029.09 = 1,250.90 : x
  2. Step 2: Convert to fraction form
    2,195.07/3,029.09 = 1,250.90/x
  3. Step 3: Cross multiply
    2,195.07x = 3,029.09 × 1,250.90
  4. Step 4: Simplify right side
    2,195.07x = 3,789,078.64
  5. Step 5: Solve for x
    x = 3,789,078.64/2,195.07
  6. Step 6: Final answer
    x = 1,726.18

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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.