Home / 2,845.14-4,264.34-2,149.49

Finding the Fourth Proportional to 2,845.14, 4,264.34 and 2,149.49

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Solution

The fourth proportional to 2,845.14, 4,264.34 and 2,149.49 is: 3,221.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.14 : 4,264.34 = 2,149.49 : x
  2. Step 2: Convert to fraction form
    2,845.14/4,264.34 = 2,149.49/x
  3. Step 3: Cross multiply
    2,845.14x = 4,264.34 × 2,149.49
  4. Step 4: Simplify right side
    2,845.14x = 9,166,124.12
  5. Step 5: Solve for x
    x = 9,166,124.12/2,845.14
  6. Step 6: Final answer
    x = 3,221.68

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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.