Home / 3,754.58-5,179.66-2,261.61

Finding the Fourth Proportional to 3,754.58, 5,179.66 and 2,261.61

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Solution

The fourth proportional to 3,754.58, 5,179.66 and 2,261.61 is: 3,120.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.58 : 5,179.66 = 2,261.61 : x
  2. Step 2: Convert to fraction form
    3,754.58/5,179.66 = 2,261.61/x
  3. Step 3: Cross multiply
    3,754.58x = 5,179.66 × 2,261.61
  4. Step 4: Simplify right side
    3,754.58x = 11,714,365.20
  5. Step 5: Solve for x
    x = 11,714,365.20/3,754.58
  6. Step 6: Final answer
    x = 3,120.02

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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.