Home / 3,950.06-5,450.73-2,271.02

Finding the Fourth Proportional to 3,950.06, 5,450.73 and 2,271.02

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Solution

The fourth proportional to 3,950.06, 5,450.73 and 2,271.02 is: 3,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.06 : 5,450.73 = 2,271.02 : x
  2. Step 2: Convert to fraction form
    3,950.06/5,450.73 = 2,271.02/x
  3. Step 3: Cross multiply
    3,950.06x = 5,450.73 × 2,271.02
  4. Step 4: Simplify right side
    3,950.06x = 12,378,716.84
  5. Step 5: Solve for x
    x = 12,378,716.84/3,950.06
  6. Step 6: Final answer
    x = 3,133.80

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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.