Home / 4,161.46-6,240.51-2,080.66

Finding the Fourth Proportional to 4,161.46, 6,240.51 and 2,080.66

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Solution

The fourth proportional to 4,161.46, 6,240.51 and 2,080.66 is: 3,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.46 : 6,240.51 = 2,080.66 : x
  2. Step 2: Convert to fraction form
    4,161.46/6,240.51 = 2,080.66/x
  3. Step 3: Cross multiply
    4,161.46x = 6,240.51 × 2,080.66
  4. Step 4: Simplify right side
    4,161.46x = 12,984,379.54
  5. Step 5: Solve for x
    x = 12,984,379.54/4,161.46
  6. Step 6: Final answer
    x = 3,120.15

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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.