Home / 11,199.40-16,794.88-3,299.76

Finding the Fourth Proportional to 11,199.40, 16,794.88 and 3,299.76

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Solution

The fourth proportional to 11,199.40, 16,794.88 and 3,299.76 is: 4,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.40 : 16,794.88 = 3,299.76 : x
  2. Step 2: Convert to fraction form
    11,199.40/16,794.88 = 3,299.76/x
  3. Step 3: Cross multiply
    11,199.40x = 16,794.88 × 3,299.76
  4. Step 4: Simplify right side
    11,199.40x = 55,419,073.23
  5. Step 5: Solve for x
    x = 55,419,073.23/11,199.40
  6. Step 6: Final answer
    x = 4,948.40

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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.