Home / 3,011.67-4,163.81-2,269.44

Finding the Fourth Proportional to 3,011.67, 4,163.81 and 2,269.44

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Solution

The fourth proportional to 3,011.67, 4,163.81 and 2,269.44 is: 3,137.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.67 : 4,163.81 = 2,269.44 : x
  2. Step 2: Convert to fraction form
    3,011.67/4,163.81 = 2,269.44/x
  3. Step 3: Cross multiply
    3,011.67x = 4,163.81 × 2,269.44
  4. Step 4: Simplify right side
    3,011.67x = 9,449,505.62
  5. Step 5: Solve for x
    x = 9,449,505.62/3,011.67
  6. Step 6: Final answer
    x = 3,137.63

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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.