Home / 3,552.54-5,328.63-2,166.18

Finding the Fourth Proportional to 3,552.54, 5,328.63 and 2,166.18

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Solution

The fourth proportional to 3,552.54, 5,328.63 and 2,166.18 is: 3,249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.54 : 5,328.63 = 2,166.18 : x
  2. Step 2: Convert to fraction form
    3,552.54/5,328.63 = 2,166.18/x
  3. Step 3: Cross multiply
    3,552.54x = 5,328.63 × 2,166.18
  4. Step 4: Simplify right side
    3,552.54x = 11,542,771.73
  5. Step 5: Solve for x
    x = 11,542,771.73/3,552.54
  6. Step 6: Final answer
    x = 3,249.16

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Half 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.