Home / 3,489.69-5,227.70-2,025.77

Finding the Fourth Proportional to 3,489.69, 5,227.70 and 2,025.77

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Solution

The fourth proportional to 3,489.69, 5,227.70 and 2,025.77 is: 3,034.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489.69 : 5,227.70 = 2,025.77 : x
  2. Step 2: Convert to fraction form
    3,489.69/5,227.70 = 2,025.77/x
  3. Step 3: Cross multiply
    3,489.69x = 5,227.70 × 2,025.77
  4. Step 4: Simplify right side
    3,489.69x = 10,590,081.56
  5. Step 5: Solve for x
    x = 10,590,081.56/3,489.69
  6. Step 6: Final answer
    x = 3,034.68

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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.