Home / 5,538.28-8,307.42-2,249.16

Finding the Fourth Proportional to 5,538.28, 8,307.42 and 2,249.16

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Solution

The fourth proportional to 5,538.28, 8,307.42 and 2,249.16 is: 3,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.28 : 8,307.42 = 2,249.16 : x
  2. Step 2: Convert to fraction form
    5,538.28/8,307.42 = 2,249.16/x
  3. Step 3: Cross multiply
    5,538.28x = 8,307.42 × 2,249.16
  4. Step 4: Simplify right side
    5,538.28x = 18,684,716.77
  5. Step 5: Solve for x
    x = 18,684,716.77/5,538.28
  6. Step 6: Final answer
    x = 3,373.74

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Half scale
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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.