Home / 5,701.73-8,550.97-2,191.49

Finding the Fourth Proportional to 5,701.73, 8,550.97 and 2,191.49

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Solution

The fourth proportional to 5,701.73, 8,550.97 and 2,191.49 is: 3,286.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.73 : 8,550.97 = 2,191.49 : x
  2. Step 2: Convert to fraction form
    5,701.73/8,550.97 = 2,191.49/x
  3. Step 3: Cross multiply
    5,701.73x = 8,550.97 × 2,191.49
  4. Step 4: Simplify right side
    5,701.73x = 18,739,409.50
  5. Step 5: Solve for x
    x = 18,739,409.50/5,701.73
  6. Step 6: Final answer
    x = 3,286.62

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Double scale
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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.