Home / 5,442.15-8,162.88-3,249.23

Finding the Fourth Proportional to 5,442.15, 8,162.88 and 3,249.23

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Solution

The fourth proportional to 5,442.15, 8,162.88 and 3,249.23 is: 4,873.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.15 : 8,162.88 = 3,249.23 : x
  2. Step 2: Convert to fraction form
    5,442.15/8,162.88 = 3,249.23/x
  3. Step 3: Cross multiply
    5,442.15x = 8,162.88 × 3,249.23
  4. Step 4: Simplify right side
    5,442.15x = 26,523,074.58
  5. Step 5: Solve for x
    x = 26,523,074.58/5,442.15
  6. Step 6: Final answer
    x = 4,873.64

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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.