Home / 4,161.07-6,245.20-2,161.13

Finding the Fourth Proportional to 4,161.07, 6,245.20 and 2,161.13

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Solution

The fourth proportional to 4,161.07, 6,245.20 and 2,161.13 is: 3,243.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.07 : 6,245.20 = 2,161.13 : x
  2. Step 2: Convert to fraction form
    4,161.07/6,245.20 = 2,161.13/x
  3. Step 3: Cross multiply
    4,161.07x = 6,245.20 × 2,161.13
  4. Step 4: Simplify right side
    4,161.07x = 13,496,695.68
  5. Step 5: Solve for x
    x = 13,496,695.68/4,161.07
  6. Step 6: Final answer
    x = 3,243.56

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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.