Home / 8,160.44-12,236.94-2,612.52

Finding the Fourth Proportional to 8,160.44, 12,236.94 and 2,612.52

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Solution

The fourth proportional to 8,160.44, 12,236.94 and 2,612.52 is: 3,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.44 : 12,236.94 = 2,612.52 : x
  2. Step 2: Convert to fraction form
    8,160.44/12,236.94 = 2,612.52/x
  3. Step 3: Cross multiply
    8,160.44x = 12,236.94 × 2,612.52
  4. Step 4: Simplify right side
    8,160.44x = 31,969,250.49
  5. Step 5: Solve for x
    x = 31,969,250.49/8,160.44
  6. Step 6: Final answer
    x = 3,917.59

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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.