Home / 3,748.17-5,169.79-2,629.36

Finding the Fourth Proportional to 3,748.17, 5,169.79 and 2,629.36

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Solution

The fourth proportional to 3,748.17, 5,169.79 and 2,629.36 is: 3,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.17 : 5,169.79 = 2,629.36 : x
  2. Step 2: Convert to fraction form
    3,748.17/5,169.79 = 2,629.36/x
  3. Step 3: Cross multiply
    3,748.17x = 5,169.79 × 2,629.36
  4. Step 4: Simplify right side
    3,748.17x = 13,593,200.04
  5. Step 5: Solve for x
    x = 13,593,200.04/3,748.17
  6. Step 6: Final answer
    x = 3,626.63

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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.