Home / 4,080.46-6,131.76-2,134.12

Finding the Fourth Proportional to 4,080.46, 6,131.76 and 2,134.12

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Solution

The fourth proportional to 4,080.46, 6,131.76 and 2,134.12 is: 3,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.46 : 6,131.76 = 2,134.12 : x
  2. Step 2: Convert to fraction form
    4,080.46/6,131.76 = 2,134.12/x
  3. Step 3: Cross multiply
    4,080.46x = 6,131.76 × 2,134.12
  4. Step 4: Simplify right side
    4,080.46x = 13,085,911.65
  5. Step 5: Solve for x
    x = 13,085,911.65/4,080.46
  6. Step 6: Final answer
    x = 3,206.97

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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.