Home / 3,950.14-5,450.82-2,357.28

Finding the Fourth Proportional to 3,950.14, 5,450.82 and 2,357.28

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Solution

The fourth proportional to 3,950.14, 5,450.82 and 2,357.28 is: 3,252.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.14 : 5,450.82 = 2,357.28 : x
  2. Step 2: Convert to fraction form
    3,950.14/5,450.82 = 2,357.28/x
  3. Step 3: Cross multiply
    3,950.14x = 5,450.82 × 2,357.28
  4. Step 4: Simplify right side
    3,950.14x = 12,849,108.97
  5. Step 5: Solve for x
    x = 12,849,108.97/3,950.14
  6. Step 6: Final answer
    x = 3,252.82

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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.