Home / 3,470.58-5,179.82-2,999.97

Finding the Fourth Proportional to 3,470.58, 5,179.82 and 2,999.97

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Solution

The fourth proportional to 3,470.58, 5,179.82 and 2,999.97 is: 4,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.58 : 5,179.82 = 2,999.97 : x
  2. Step 2: Convert to fraction form
    3,470.58/5,179.82 = 2,999.97/x
  3. Step 3: Cross multiply
    3,470.58x = 5,179.82 × 2,999.97
  4. Step 4: Simplify right side
    3,470.58x = 15,539,289.61
  5. Step 5: Solve for x
    x = 15,539,289.61/3,470.58
  6. Step 6: Final answer
    x = 4,477.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.