Home / 5,546.99-8,320.50-2,081.81

Finding the Fourth Proportional to 5,546.99, 8,320.50 and 2,081.81

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Solution

The fourth proportional to 5,546.99, 8,320.50 and 2,081.81 is: 3,122.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.99 : 8,320.50 = 2,081.81 : x
  2. Step 2: Convert to fraction form
    5,546.99/8,320.50 = 2,081.81/x
  3. Step 3: Cross multiply
    5,546.99x = 8,320.50 × 2,081.81
  4. Step 4: Simplify right side
    5,546.99x = 17,321,720.91
  5. Step 5: Solve for x
    x = 17,321,720.91/5,546.99
  6. Step 6: Final answer
    x = 3,122.72

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Double scale
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Similar ratio
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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.