Home / 4,138.41-5,711.11-2,250.12

Finding the Fourth Proportional to 4,138.41, 5,711.11 and 2,250.12

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Solution

The fourth proportional to 4,138.41, 5,711.11 and 2,250.12 is: 3,105.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.41 : 5,711.11 = 2,250.12 : x
  2. Step 2: Convert to fraction form
    4,138.41/5,711.11 = 2,250.12/x
  3. Step 3: Cross multiply
    4,138.41x = 5,711.11 × 2,250.12
  4. Step 4: Simplify right side
    4,138.41x = 12,850,682.83
  5. Step 5: Solve for x
    x = 12,850,682.83/4,138.41
  6. Step 6: Final answer
    x = 3,105.22

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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.