Home / 5,125.76-7,684.69-2,350.43

Finding the Fourth Proportional to 5,125.76, 7,684.69 and 2,350.43

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Solution

The fourth proportional to 5,125.76, 7,684.69 and 2,350.43 is: 3,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.76 : 7,684.69 = 2,350.43 : x
  2. Step 2: Convert to fraction form
    5,125.76/7,684.69 = 2,350.43/x
  3. Step 3: Cross multiply
    5,125.76x = 7,684.69 × 2,350.43
  4. Step 4: Simplify right side
    5,125.76x = 18,062,325.92
  5. Step 5: Solve for x
    x = 18,062,325.92/5,125.76
  6. Step 6: Final answer
    x = 3,523.83

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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.