Home / 8,230.04-12,344.70-3,609.80

Finding the Fourth Proportional to 8,230.04, 12,344.70 and 3,609.80

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Solution

The fourth proportional to 8,230.04, 12,344.70 and 3,609.80 is: 5,414.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.04 : 12,344.70 = 3,609.80 : x
  2. Step 2: Convert to fraction form
    8,230.04/12,344.70 = 3,609.80/x
  3. Step 3: Cross multiply
    8,230.04x = 12,344.70 × 3,609.80
  4. Step 4: Simplify right side
    8,230.04x = 44,561,898.06
  5. Step 5: Solve for x
    x = 44,561,898.06/8,230.04
  6. Step 6: Final answer
    x = 5,414.54

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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.