Home / 4,203.87-6,291.17-3,454.49

Finding the Fourth Proportional to 4,203.87, 6,291.17 and 3,454.49

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Solution

The fourth proportional to 4,203.87, 6,291.17 and 3,454.49 is: 5,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.87 : 6,291.17 = 3,454.49 : x
  2. Step 2: Convert to fraction form
    4,203.87/6,291.17 = 3,454.49/x
  3. Step 3: Cross multiply
    4,203.87x = 6,291.17 × 3,454.49
  4. Step 4: Simplify right side
    4,203.87x = 21,732,783.85
  5. Step 5: Solve for x
    x = 21,732,783.85/4,203.87
  6. Step 6: Final answer
    x = 5,169.71

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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.