Home / 3,162.43-4,744.05-1,519.35

Finding the Fourth Proportional to 3,162.43, 4,744.05 and 1,519.35

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Solution

The fourth proportional to 3,162.43, 4,744.05 and 1,519.35 is: 2,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.43 : 4,744.05 = 1,519.35 : x
  2. Step 2: Convert to fraction form
    3,162.43/4,744.05 = 1,519.35/x
  3. Step 3: Cross multiply
    3,162.43x = 4,744.05 × 1,519.35
  4. Step 4: Simplify right side
    3,162.43x = 7,207,872.37
  5. Step 5: Solve for x
    x = 7,207,872.37/3,162.43
  6. Step 6: Final answer
    x = 2,279.22

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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.