Home / 3,993.46-5,987.18-2,757.34

Finding the Fourth Proportional to 3,993.46, 5,987.18 and 2,757.34

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Solution

The fourth proportional to 3,993.46, 5,987.18 and 2,757.34 is: 4,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.46 : 5,987.18 = 2,757.34 : x
  2. Step 2: Convert to fraction form
    3,993.46/5,987.18 = 2,757.34/x
  3. Step 3: Cross multiply
    3,993.46x = 5,987.18 × 2,757.34
  4. Step 4: Simplify right side
    3,993.46x = 16,508,690.90
  5. Step 5: Solve for x
    x = 16,508,690.90/3,993.46
  6. Step 6: Final answer
    x = 4,133.93

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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.