Home / 5,513.31-8,269.97-3,203.55

Finding the Fourth Proportional to 5,513.31, 8,269.97 and 3,203.55

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Solution

The fourth proportional to 5,513.31, 8,269.97 and 3,203.55 is: 4,805.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.31 : 8,269.97 = 3,203.55 : x
  2. Step 2: Convert to fraction form
    5,513.31/8,269.97 = 3,203.55/x
  3. Step 3: Cross multiply
    5,513.31x = 8,269.97 × 3,203.55
  4. Step 4: Simplify right side
    5,513.31x = 26,493,246.38
  5. Step 5: Solve for x
    x = 26,493,246.38/5,513.31
  6. Step 6: Final answer
    x = 4,805.33

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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.