Home / 2,674.80-4,012.32-1,375.92

Finding the Fourth Proportional to 2,674.80, 4,012.32 and 1,375.92

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Solution

The fourth proportional to 2,674.80, 4,012.32 and 1,375.92 is: 2,063.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.80 : 4,012.32 = 1,375.92 : x
  2. Step 2: Convert to fraction form
    2,674.80/4,012.32 = 1,375.92/x
  3. Step 3: Cross multiply
    2,674.80x = 4,012.32 × 1,375.92
  4. Step 4: Simplify right side
    2,674.80x = 5,520,631.33
  5. Step 5: Solve for x
    x = 5,520,631.33/2,674.80
  6. Step 6: Final answer
    x = 2,063.94

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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.