Home / 4,997.20-7,499.45-2,401.96

Finding the Fourth Proportional to 4,997.20, 7,499.45 and 2,401.96

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Solution

The fourth proportional to 4,997.20, 7,499.45 and 2,401.96 is: 3,604.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.20 : 7,499.45 = 2,401.96 : x
  2. Step 2: Convert to fraction form
    4,997.20/7,499.45 = 2,401.96/x
  3. Step 3: Cross multiply
    4,997.20x = 7,499.45 × 2,401.96
  4. Step 4: Simplify right side
    4,997.20x = 18,013,378.92
  5. Step 5: Solve for x
    x = 18,013,378.92/4,997.20
  6. Step 6: Final answer
    x = 3,604.69

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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.