Home / 4,519.75-6,781.68-2,674.48

Finding the Fourth Proportional to 4,519.75, 6,781.68 and 2,674.48

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Solution

The fourth proportional to 4,519.75, 6,781.68 and 2,674.48 is: 4,012.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.75 : 6,781.68 = 2,674.48 : x
  2. Step 2: Convert to fraction form
    4,519.75/6,781.68 = 2,674.48/x
  3. Step 3: Cross multiply
    4,519.75x = 6,781.68 × 2,674.48
  4. Step 4: Simplify right side
    4,519.75x = 18,137,433.62
  5. Step 5: Solve for x
    x = 18,137,433.62/4,519.75
  6. Step 6: Final answer
    x = 4,012.93

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1.5x scale

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.