Home / 8,117.22-12,175.83-2,273.88

Finding the Fourth Proportional to 8,117.22, 12,175.83 and 2,273.88

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Solution

The fourth proportional to 8,117.22, 12,175.83 and 2,273.88 is: 3,410.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117.22 : 12,175.83 = 2,273.88 : x
  2. Step 2: Convert to fraction form
    8,117.22/12,175.83 = 2,273.88/x
  3. Step 3: Cross multiply
    8,117.22x = 12,175.83 × 2,273.88
  4. Step 4: Simplify right side
    8,117.22x = 27,686,376.32
  5. Step 5: Solve for x
    x = 27,686,376.32/8,117.22
  6. Step 6: Final answer
    x = 3,410.82

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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.