Home / 4,121.46-6,168.60-3,551.22

Finding the Fourth Proportional to 4,121.46, 6,168.60 and 3,551.22

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Solution

The fourth proportional to 4,121.46, 6,168.60 and 3,551.22 is: 5,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.46 : 6,168.60 = 3,551.22 : x
  2. Step 2: Convert to fraction form
    4,121.46/6,168.60 = 3,551.22/x
  3. Step 3: Cross multiply
    4,121.46x = 6,168.60 × 3,551.22
  4. Step 4: Simplify right side
    4,121.46x = 21,906,055.69
  5. Step 5: Solve for x
    x = 21,906,055.69/4,121.46
  6. Step 6: Final answer
    x = 5,315.12

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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.