Home / 7,396.87-11,102.73-3,450.82

Finding the Fourth Proportional to 7,396.87, 11,102.73 and 3,450.82

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Solution

The fourth proportional to 7,396.87, 11,102.73 and 3,450.82 is: 5,179.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.87 : 11,102.73 = 3,450.82 : x
  2. Step 2: Convert to fraction form
    7,396.87/11,102.73 = 3,450.82/x
  3. Step 3: Cross multiply
    7,396.87x = 11,102.73 × 3,450.82
  4. Step 4: Simplify right side
    7,396.87x = 38,313,522.74
  5. Step 5: Solve for x
    x = 38,313,522.74/7,396.87
  6. Step 6: Final answer
    x = 5,179.69

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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.