Home / 2,975.75-4,463.42-1,331.85

Finding the Fourth Proportional to 2,975.75, 4,463.42 and 1,331.85

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Solution

The fourth proportional to 2,975.75, 4,463.42 and 1,331.85 is: 1,997.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.75 : 4,463.42 = 1,331.85 : x
  2. Step 2: Convert to fraction form
    2,975.75/4,463.42 = 1,331.85/x
  3. Step 3: Cross multiply
    2,975.75x = 4,463.42 × 1,331.85
  4. Step 4: Simplify right side
    2,975.75x = 5,944,605.93
  5. Step 5: Solve for x
    x = 5,944,605.93/2,975.75
  6. Step 6: Final answer
    x = 1,997.69

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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.