Home / 5,124.89-7,687.61-2,935.73

Finding the Fourth Proportional to 5,124.89, 7,687.61 and 2,935.73

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Solution

The fourth proportional to 5,124.89, 7,687.61 and 2,935.73 is: 4,403.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.89 : 7,687.61 = 2,935.73 : x
  2. Step 2: Convert to fraction form
    5,124.89/7,687.61 = 2,935.73/x
  3. Step 3: Cross multiply
    5,124.89x = 7,687.61 × 2,935.73
  4. Step 4: Simplify right side
    5,124.89x = 22,568,694.19
  5. Step 5: Solve for x
    x = 22,568,694.19/5,124.89
  6. Step 6: Final answer
    x = 4,403.75

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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.