Home / 4,175.35-5,761.38-2,406.61

Finding the Fourth Proportional to 4,175.35, 5,761.38 and 2,406.61

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Solution

The fourth proportional to 4,175.35, 5,761.38 and 2,406.61 is: 3,320.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.35 : 5,761.38 = 2,406.61 : x
  2. Step 2: Convert to fraction form
    4,175.35/5,761.38 = 2,406.61/x
  3. Step 3: Cross multiply
    4,175.35x = 5,761.38 × 2,406.61
  4. Step 4: Simplify right side
    4,175.35x = 13,865,397.41
  5. Step 5: Solve for x
    x = 13,865,397.41/4,175.35
  6. Step 6: Final answer
    x = 3,320.78

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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.