Home / 4,912.14-7,366.99-1,791.56

Finding the Fourth Proportional to 4,912.14, 7,366.99 and 1,791.56

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Solution

The fourth proportional to 4,912.14, 7,366.99 and 1,791.56 is: 2,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.14 : 7,366.99 = 1,791.56 : x
  2. Step 2: Convert to fraction form
    4,912.14/7,366.99 = 1,791.56/x
  3. Step 3: Cross multiply
    4,912.14x = 7,366.99 × 1,791.56
  4. Step 4: Simplify right side
    4,912.14x = 13,198,404.60
  5. Step 5: Solve for x
    x = 13,198,404.60/4,912.14
  6. Step 6: Final answer
    x = 2,686.90

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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.