Home / 3,993.25-5,989.66-1,527.88

Finding the Fourth Proportional to 3,993.25, 5,989.66 and 1,527.88

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Solution

The fourth proportional to 3,993.25, 5,989.66 and 1,527.88 is: 2,291.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.25 : 5,989.66 = 1,527.88 : x
  2. Step 2: Convert to fraction form
    3,993.25/5,989.66 = 1,527.88/x
  3. Step 3: Cross multiply
    3,993.25x = 5,989.66 × 1,527.88
  4. Step 4: Simplify right side
    3,993.25x = 9,151,462.93
  5. Step 5: Solve for x
    x = 9,151,462.93/3,993.25
  6. Step 6: Final answer
    x = 2,291.73

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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.