Home / 4,696.76-6,481.68-3,123.74

Finding the Fourth Proportional to 4,696.76, 6,481.68 and 3,123.74

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Solution

The fourth proportional to 4,696.76, 6,481.68 and 3,123.74 is: 4,310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,696.76 : 6,481.68 = 3,123.74 : x
  2. Step 2: Convert to fraction form
    4,696.76/6,481.68 = 3,123.74/x
  3. Step 3: Cross multiply
    4,696.76x = 6,481.68 × 3,123.74
  4. Step 4: Simplify right side
    4,696.76x = 20,247,083.08
  5. Step 5: Solve for x
    x = 20,247,083.08/4,696.76
  6. Step 6: Final answer
    x = 4,310.86

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Half scale
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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.