Home / 3,080.88-4,247.16-2,451.67

Finding the Fourth Proportional to 3,080.88, 4,247.16 and 2,451.67

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Solution

The fourth proportional to 3,080.88, 4,247.16 and 2,451.67 is: 3,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.88 : 4,247.16 = 2,451.67 : x
  2. Step 2: Convert to fraction form
    3,080.88/4,247.16 = 2,451.67/x
  3. Step 3: Cross multiply
    3,080.88x = 4,247.16 × 2,451.67
  4. Step 4: Simplify right side
    3,080.88x = 10,412,613.52
  5. Step 5: Solve for x
    x = 10,412,613.52/3,080.88
  6. Step 6: Final answer
    x = 3,379.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.