Home / 2,049.09-3,073.56-1,125.08

Finding the Fourth Proportional to 2,049.09, 3,073.56 and 1,125.08

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Solution

The fourth proportional to 2,049.09, 3,073.56 and 1,125.08 is: 1,687.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.09 : 3,073.56 = 1,125.08 : x
  2. Step 2: Convert to fraction form
    2,049.09/3,073.56 = 1,125.08/x
  3. Step 3: Cross multiply
    2,049.09x = 3,073.56 × 1,125.08
  4. Step 4: Simplify right side
    2,049.09x = 3,458,000.88
  5. Step 5: Solve for x
    x = 3,458,000.88/2,049.09
  6. Step 6: Final answer
    x = 1,687.58

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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.