Home / 11,123.44-16,685.20-3,226.44

Finding the Fourth Proportional to 11,123.44, 16,685.20 and 3,226.44

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Solution

The fourth proportional to 11,123.44, 16,685.20 and 3,226.44 is: 4,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123.44 : 16,685.20 = 3,226.44 : x
  2. Step 2: Convert to fraction form
    11,123.44/16,685.20 = 3,226.44/x
  3. Step 3: Cross multiply
    11,123.44x = 16,685.20 × 3,226.44
  4. Step 4: Simplify right side
    11,123.44x = 53,833,796.69
  5. Step 5: Solve for x
    x = 53,833,796.69/11,123.44
  6. Step 6: Final answer
    x = 4,839.67

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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.