Home / 3,049.22-4,208.62-1,723.70

Finding the Fourth Proportional to 3,049.22, 4,208.62 and 1,723.70

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Solution

The fourth proportional to 3,049.22, 4,208.62 and 1,723.70 is: 2,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.22 : 4,208.62 = 1,723.70 : x
  2. Step 2: Convert to fraction form
    3,049.22/4,208.62 = 1,723.70/x
  3. Step 3: Cross multiply
    3,049.22x = 4,208.62 × 1,723.70
  4. Step 4: Simplify right side
    3,049.22x = 7,254,372.94
  5. Step 5: Solve for x
    x = 7,254,372.94/3,049.22
  6. Step 6: Final answer
    x = 2,379.09

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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.