Home / 3,738.26-5,606.07-1,105.06

Finding the Fourth Proportional to 3,738.26, 5,606.07 and 1,105.06

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Solution

The fourth proportional to 3,738.26, 5,606.07 and 1,105.06 is: 1,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.26 : 5,606.07 = 1,105.06 : x
  2. Step 2: Convert to fraction form
    3,738.26/5,606.07 = 1,105.06/x
  3. Step 3: Cross multiply
    3,738.26x = 5,606.07 × 1,105.06
  4. Step 4: Simplify right side
    3,738.26x = 6,195,029.70
  5. Step 5: Solve for x
    x = 6,195,029.70/3,738.26
  6. Step 6: Final answer
    x = 1,657.20

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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.