Home / 3,350.35-5,025.39-851.50

Finding the Fourth Proportional to 3,350.35, 5,025.39 and 851.50

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Solution

The fourth proportional to 3,350.35, 5,025.39 and 851.50 is: 1,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.35 : 5,025.39 = 851.50 : x
  2. Step 2: Convert to fraction form
    3,350.35/5,025.39 = 851.50/x
  3. Step 3: Cross multiply
    3,350.35x = 5,025.39 × 851.50
  4. Step 4: Simplify right side
    3,350.35x = 4,279,119.59
  5. Step 5: Solve for x
    x = 4,279,119.59/3,350.35
  6. Step 6: Final answer
    x = 1,277.22

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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.