Home / 5,517.20-7,608.54-4,256.25

Finding the Fourth Proportional to 5,517.20, 7,608.54 and 4,256.25

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Solution

The fourth proportional to 5,517.20, 7,608.54 and 4,256.25 is: 5,869.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.20 : 7,608.54 = 4,256.25 : x
  2. Step 2: Convert to fraction form
    5,517.20/7,608.54 = 4,256.25/x
  3. Step 3: Cross multiply
    5,517.20x = 7,608.54 × 4,256.25
  4. Step 4: Simplify right side
    5,517.20x = 32,383,848.38
  5. Step 5: Solve for x
    x = 32,383,848.38/5,517.20
  6. Step 6: Final answer
    x = 5,869.62

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Half scale
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Double scale
Find fourth proportional to 5,518.20, 7,609.92 and 4,257.25
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.