Home / 3,158.39-4,738.37-2,269.92

Finding the Fourth Proportional to 3,158.39, 4,738.37 and 2,269.92

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Solution

The fourth proportional to 3,158.39, 4,738.37 and 2,269.92 is: 3,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.39 : 4,738.37 = 2,269.92 : x
  2. Step 2: Convert to fraction form
    3,158.39/4,738.37 = 2,269.92/x
  3. Step 3: Cross multiply
    3,158.39x = 4,738.37 × 2,269.92
  4. Step 4: Simplify right side
    3,158.39x = 10,755,727.25
  5. Step 5: Solve for x
    x = 10,755,727.25/3,158.39
  6. Step 6: Final answer
    x = 3,405.44

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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.