Home / 5,521.96-8,282.94-3,785.32

Finding the Fourth Proportional to 5,521.96, 8,282.94 and 3,785.32

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Solution

The fourth proportional to 5,521.96, 8,282.94 and 3,785.32 is: 5,677.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.96 : 8,282.94 = 3,785.32 : x
  2. Step 2: Convert to fraction form
    5,521.96/8,282.94 = 3,785.32/x
  3. Step 3: Cross multiply
    5,521.96x = 8,282.94 × 3,785.32
  4. Step 4: Simplify right side
    5,521.96x = 31,353,578.44
  5. Step 5: Solve for x
    x = 31,353,578.44/5,521.96
  6. Step 6: Final answer
    x = 5,677.98

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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.