Home / 3,948.22-5,450.49-3,095.97

Finding the Fourth Proportional to 3,948.22, 5,450.49 and 3,095.97

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Solution

The fourth proportional to 3,948.22, 5,450.49 and 3,095.97 is: 4,273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.22 : 5,450.49 = 3,095.97 : x
  2. Step 2: Convert to fraction form
    3,948.22/5,450.49 = 3,095.97/x
  3. Step 3: Cross multiply
    3,948.22x = 5,450.49 × 3,095.97
  4. Step 4: Simplify right side
    3,948.22x = 16,874,553.53
  5. Step 5: Solve for x
    x = 16,874,553.53/3,948.22
  6. Step 6: Final answer
    x = 4,273.96

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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.