Home / 4,899.75-6,761.66-2,691.75

Finding the Fourth Proportional to 4,899.75, 6,761.66 and 2,691.75

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Solution

The fourth proportional to 4,899.75, 6,761.66 and 2,691.75 is: 3,714.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.75 : 6,761.66 = 2,691.75 : x
  2. Step 2: Convert to fraction form
    4,899.75/6,761.66 = 2,691.75/x
  3. Step 3: Cross multiply
    4,899.75x = 6,761.66 × 2,691.75
  4. Step 4: Simplify right side
    4,899.75x = 18,200,684.85
  5. Step 5: Solve for x
    x = 18,200,684.85/4,899.75
  6. Step 6: Final answer
    x = 3,714.62

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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.