Home / 5,464.61-7,540.95-3,227.21

Finding the Fourth Proportional to 5,464.61, 7,540.95 and 3,227.21

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Solution

The fourth proportional to 5,464.61, 7,540.95 and 3,227.21 is: 4,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.61 : 7,540.95 = 3,227.21 : x
  2. Step 2: Convert to fraction form
    5,464.61/7,540.95 = 3,227.21/x
  3. Step 3: Cross multiply
    5,464.61x = 7,540.95 × 3,227.21
  4. Step 4: Simplify right side
    5,464.61x = 24,336,207.72
  5. Step 5: Solve for x
    x = 24,336,207.72/5,464.61
  6. Step 6: Final answer
    x = 4,453.42

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Half scale
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Double scale
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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.