Home / 4,512.11-6,768.17-1,879.58

Finding the Fourth Proportional to 4,512.11, 6,768.17 and 1,879.58

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Solution

The fourth proportional to 4,512.11, 6,768.17 and 1,879.58 is: 2,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.11 : 6,768.17 = 1,879.58 : x
  2. Step 2: Convert to fraction form
    4,512.11/6,768.17 = 1,879.58/x
  3. Step 3: Cross multiply
    4,512.11x = 6,768.17 × 1,879.58
  4. Step 4: Simplify right side
    4,512.11x = 12,721,316.97
  5. Step 5: Solve for x
    x = 12,721,316.97/4,512.11
  6. Step 6: Final answer
    x = 2,819.37

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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.