Home / 3,166.21-4,742.26-2,238.97

Finding the Fourth Proportional to 3,166.21, 4,742.26 and 2,238.97

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Solution

The fourth proportional to 3,166.21, 4,742.26 and 2,238.97 is: 3,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.21 : 4,742.26 = 2,238.97 : x
  2. Step 2: Convert to fraction form
    3,166.21/4,742.26 = 2,238.97/x
  3. Step 3: Cross multiply
    3,166.21x = 4,742.26 × 2,238.97
  4. Step 4: Simplify right side
    3,166.21x = 10,617,754.16
  5. Step 5: Solve for x
    x = 10,617,754.16/3,166.21
  6. Step 6: Final answer
    x = 3,353.46

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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.