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Finding the Fourth Proportional to 3,993.44, 6,020.56 and 3,711.56

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Solution

The fourth proportional to 3,993.44, 6,020.56 and 3,711.56 is: 5,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.44 : 6,020.56 = 3,711.56 : x
  2. Step 2: Convert to fraction form
    3,993.44/6,020.56 = 3,711.56/x
  3. Step 3: Cross multiply
    3,993.44x = 6,020.56 × 3,711.56
  4. Step 4: Simplify right side
    3,993.44x = 22,345,644.21
  5. Step 5: Solve for x
    x = 22,345,644.21/3,993.44
  6. Step 6: Final answer
    x = 5,595.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.