Home / 7,738.71-11,604.16-3,790.26

Finding the Fourth Proportional to 7,738.71, 11,604.16 and 3,790.26

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Solution

The fourth proportional to 7,738.71, 11,604.16 and 3,790.26 is: 5,683.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.71 : 11,604.16 = 3,790.26 : x
  2. Step 2: Convert to fraction form
    7,738.71/11,604.16 = 3,790.26/x
  3. Step 3: Cross multiply
    7,738.71x = 11,604.16 × 3,790.26
  4. Step 4: Simplify right side
    7,738.71x = 43,982,788.22
  5. Step 5: Solve for x
    x = 43,982,788.22/7,738.71
  6. Step 6: Final answer
    x = 5,683.48

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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.