Home / 8,799.89-13,199.83-3,609.41

Finding the Fourth Proportional to 8,799.89, 13,199.83 and 3,609.41

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Solution

The fourth proportional to 8,799.89, 13,199.83 and 3,609.41 is: 5,414.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.89 : 13,199.83 = 3,609.41 : x
  2. Step 2: Convert to fraction form
    8,799.89/13,199.83 = 3,609.41/x
  3. Step 3: Cross multiply
    8,799.89x = 13,199.83 × 3,609.41
  4. Step 4: Simplify right side
    8,799.89x = 47,643,523.38
  5. Step 5: Solve for x
    x = 47,643,523.38/8,799.89
  6. Step 6: Final answer
    x = 5,414.11

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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.