Home / 7,401.38-11,102.06-2,469.89

Finding the Fourth Proportional to 7,401.38, 11,102.06 and 2,469.89

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Solution

The fourth proportional to 7,401.38, 11,102.06 and 2,469.89 is: 3,704.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.38 : 11,102.06 = 2,469.89 : x
  2. Step 2: Convert to fraction form
    7,401.38/11,102.06 = 2,469.89/x
  3. Step 3: Cross multiply
    7,401.38x = 11,102.06 × 2,469.89
  4. Step 4: Simplify right side
    7,401.38x = 27,420,900.90
  5. Step 5: Solve for x
    x = 27,420,900.90/7,401.38
  6. Step 6: Final answer
    x = 3,704.84

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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.