Home / 5,212.38-7,196.76-3,225.54

Finding the Fourth Proportional to 5,212.38, 7,196.76 and 3,225.54

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Solution

The fourth proportional to 5,212.38, 7,196.76 and 3,225.54 is: 4,453.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.38 : 7,196.76 = 3,225.54 : x
  2. Step 2: Convert to fraction form
    5,212.38/7,196.76 = 3,225.54/x
  3. Step 3: Cross multiply
    5,212.38x = 7,196.76 × 3,225.54
  4. Step 4: Simplify right side
    5,212.38x = 23,213,437.25
  5. Step 5: Solve for x
    x = 23,213,437.25/5,212.38
  6. Step 6: Final answer
    x = 4,453.52

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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.