Home / 8,148.25-11,242.32-4,792.11

Finding the Fourth Proportional to 8,148.25, 11,242.32 and 4,792.11

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Solution

The fourth proportional to 8,148.25, 11,242.32 and 4,792.11 is: 6,611.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.25 : 11,242.32 = 4,792.11 : x
  2. Step 2: Convert to fraction form
    8,148.25/11,242.32 = 4,792.11/x
  3. Step 3: Cross multiply
    8,148.25x = 11,242.32 × 4,792.11
  4. Step 4: Simplify right side
    8,148.25x = 53,874,450.68
  5. Step 5: Solve for x
    x = 53,874,450.68/8,148.25
  6. Step 6: Final answer
    x = 6,611.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.