Home / 8,137.46-11,229.64-4,600.60

Finding the Fourth Proportional to 8,137.46, 11,229.64 and 4,600.60

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Solution

The fourth proportional to 8,137.46, 11,229.64 and 4,600.60 is: 6,348.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.46 : 11,229.64 = 4,600.60 : x
  2. Step 2: Convert to fraction form
    8,137.46/11,229.64 = 4,600.60/x
  3. Step 3: Cross multiply
    8,137.46x = 11,229.64 × 4,600.60
  4. Step 4: Simplify right side
    8,137.46x = 51,663,042.21
  5. Step 5: Solve for x
    x = 51,663,042.21/8,137.46
  6. Step 6: Final answer
    x = 6,348.79

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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.