Home / 5,926.12-8,178.55-3,408.73

Finding the Fourth Proportional to 5,926.12, 8,178.55 and 3,408.73

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Solution

The fourth proportional to 5,926.12, 8,178.55 and 3,408.73 is: 4,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926.12 : 8,178.55 = 3,408.73 : x
  2. Step 2: Convert to fraction form
    5,926.12/8,178.55 = 3,408.73/x
  3. Step 3: Cross multiply
    5,926.12x = 8,178.55 × 3,408.73
  4. Step 4: Simplify right side
    5,926.12x = 27,878,439.77
  5. Step 5: Solve for x
    x = 27,878,439.77/5,926.12
  6. Step 6: Final answer
    x = 4,704.33

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.