Home / 3,214.45-4,821.37-1,134.37

Finding the Fourth Proportional to 3,214.45, 4,821.37 and 1,134.37

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Solution

The fourth proportional to 3,214.45, 4,821.37 and 1,134.37 is: 1,701.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.45 : 4,821.37 = 1,134.37 : x
  2. Step 2: Convert to fraction form
    3,214.45/4,821.37 = 1,134.37/x
  3. Step 3: Cross multiply
    3,214.45x = 4,821.37 × 1,134.37
  4. Step 4: Simplify right side
    3,214.45x = 5,469,187.71
  5. Step 5: Solve for x
    x = 5,469,187.71/3,214.45
  6. Step 6: Final answer
    x = 1,701.44

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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.