Home / 4,960.13-7,443.79-3,997.85

Finding the Fourth Proportional to 4,960.13, 7,443.79 and 3,997.85

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Solution

The fourth proportional to 4,960.13, 7,443.79 and 3,997.85 is: 5,999.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.13 : 7,443.79 = 3,997.85 : x
  2. Step 2: Convert to fraction form
    4,960.13/7,443.79 = 3,997.85/x
  3. Step 3: Cross multiply
    4,960.13x = 7,443.79 × 3,997.85
  4. Step 4: Simplify right side
    4,960.13x = 29,759,155.85
  5. Step 5: Solve for x
    x = 29,759,155.85/4,960.13
  6. Step 6: Final answer
    x = 5,999.67

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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.