Home / 5,149.62-7,103.97-3,052.26

Finding the Fourth Proportional to 5,149.62, 7,103.97 and 3,052.26

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Solution

The fourth proportional to 5,149.62, 7,103.97 and 3,052.26 is: 4,210.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.62 : 7,103.97 = 3,052.26 : x
  2. Step 2: Convert to fraction form
    5,149.62/7,103.97 = 3,052.26/x
  3. Step 3: Cross multiply
    5,149.62x = 7,103.97 × 3,052.26
  4. Step 4: Simplify right side
    5,149.62x = 21,683,163.47
  5. Step 5: Solve for x
    x = 21,683,163.47/5,149.62
  6. Step 6: Final answer
    x = 4,210.63

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1.5x scale

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.