Home / 3,100.62-4,650.37-1,251.66

Finding the Fourth Proportional to 3,100.62, 4,650.37 and 1,251.66

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Solution

The fourth proportional to 3,100.62, 4,650.37 and 1,251.66 is: 1,877.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.62 : 4,650.37 = 1,251.66 : x
  2. Step 2: Convert to fraction form
    3,100.62/4,650.37 = 1,251.66/x
  3. Step 3: Cross multiply
    3,100.62x = 4,650.37 × 1,251.66
  4. Step 4: Simplify right side
    3,100.62x = 5,820,682.11
  5. Step 5: Solve for x
    x = 5,820,682.11/3,100.62
  6. Step 6: Final answer
    x = 1,877.26

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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.