Home / 6,847.47-10,269.84-2,166.68

Finding the Fourth Proportional to 6,847.47, 10,269.84 and 2,166.68

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Solution

The fourth proportional to 6,847.47, 10,269.84 and 2,166.68 is: 3,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.47 : 10,269.84 = 2,166.68 : x
  2. Step 2: Convert to fraction form
    6,847.47/10,269.84 = 2,166.68/x
  3. Step 3: Cross multiply
    6,847.47x = 10,269.84 × 2,166.68
  4. Step 4: Simplify right side
    6,847.47x = 22,251,478.54
  5. Step 5: Solve for x
    x = 22,251,478.54/6,847.47
  6. Step 6: Final answer
    x = 3,249.59

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Half scale
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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.