Home / 7,489.26-11,224.44-3,792.42

Finding the Fourth Proportional to 7,489.26, 11,224.44 and 3,792.42

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Solution

The fourth proportional to 7,489.26, 11,224.44 and 3,792.42 is: 5,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.26 : 11,224.44 = 3,792.42 : x
  2. Step 2: Convert to fraction form
    7,489.26/11,224.44 = 3,792.42/x
  3. Step 3: Cross multiply
    7,489.26x = 11,224.44 × 3,792.42
  4. Step 4: Simplify right side
    7,489.26x = 42,567,790.74
  5. Step 5: Solve for x
    x = 42,567,790.74/7,489.26
  6. Step 6: Final answer
    x = 5,683.84

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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.