Home / 4,757.27-7,139.14-2,162.03

Finding the Fourth Proportional to 4,757.27, 7,139.14 and 2,162.03

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Solution

The fourth proportional to 4,757.27, 7,139.14 and 2,162.03 is: 3,244.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.27 : 7,139.14 = 2,162.03 : x
  2. Step 2: Convert to fraction form
    4,757.27/7,139.14 = 2,162.03/x
  3. Step 3: Cross multiply
    4,757.27x = 7,139.14 × 2,162.03
  4. Step 4: Simplify right side
    4,757.27x = 15,434,993.75
  5. Step 5: Solve for x
    x = 15,434,993.75/4,757.27
  6. Step 6: Final answer
    x = 3,244.51

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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.