Home / 7,425.38-11,144.23-3,728.67

Finding the Fourth Proportional to 7,425.38, 11,144.23 and 3,728.67

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Solution

The fourth proportional to 7,425.38, 11,144.23 and 3,728.67 is: 5,596.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.38 : 11,144.23 = 3,728.67 : x
  2. Step 2: Convert to fraction form
    7,425.38/11,144.23 = 3,728.67/x
  3. Step 3: Cross multiply
    7,425.38x = 11,144.23 × 3,728.67
  4. Step 4: Simplify right side
    7,425.38x = 41,553,104.96
  5. Step 5: Solve for x
    x = 41,553,104.96/7,425.38
  6. Step 6: Final answer
    x = 5,596.09

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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.