Home / 6,211.44-9,318.24-3,613.68

Finding the Fourth Proportional to 6,211.44, 9,318.24 and 3,613.68

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Solution

The fourth proportional to 6,211.44, 9,318.24 and 3,613.68 is: 5,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.44 : 9,318.24 = 3,613.68 : x
  2. Step 2: Convert to fraction form
    6,211.44/9,318.24 = 3,613.68/x
  3. Step 3: Cross multiply
    6,211.44x = 9,318.24 × 3,613.68
  4. Step 4: Simplify right side
    6,211.44x = 33,673,137.52
  5. Step 5: Solve for x
    x = 33,673,137.52/6,211.44
  6. Step 6: Final answer
    x = 5,421.15

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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.