Home / 7,450.98-11,174.04-2,519.70

Finding the Fourth Proportional to 7,450.98, 11,174.04 and 2,519.70

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Solution

The fourth proportional to 7,450.98, 11,174.04 and 2,519.70 is: 3,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.98 : 11,174.04 = 2,519.70 : x
  2. Step 2: Convert to fraction form
    7,450.98/11,174.04 = 2,519.70/x
  3. Step 3: Cross multiply
    7,450.98x = 11,174.04 × 2,519.70
  4. Step 4: Simplify right side
    7,450.98x = 28,155,228.59
  5. Step 5: Solve for x
    x = 28,155,228.59/7,450.98
  6. Step 6: Final answer
    x = 3,778.73

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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.