Home / 3,975.12-5,958.41-2,589.48

Finding the Fourth Proportional to 3,975.12, 5,958.41 and 2,589.48

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Solution

The fourth proportional to 3,975.12, 5,958.41 and 2,589.48 is: 3,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.12 : 5,958.41 = 2,589.48 : x
  2. Step 2: Convert to fraction form
    3,975.12/5,958.41 = 2,589.48/x
  3. Step 3: Cross multiply
    3,975.12x = 5,958.41 × 2,589.48
  4. Step 4: Simplify right side
    3,975.12x = 15,429,170.58
  5. Step 5: Solve for x
    x = 15,429,170.58/3,975.12
  6. Step 6: Final answer
    x = 3,881.44

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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.