Home / 3,092.20-4,635.70-1,447.88

Finding the Fourth Proportional to 3,092.20, 4,635.70 and 1,447.88

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Solution

The fourth proportional to 3,092.20, 4,635.70 and 1,447.88 is: 2,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.20 : 4,635.70 = 1,447.88 : x
  2. Step 2: Convert to fraction form
    3,092.20/4,635.70 = 1,447.88/x
  3. Step 3: Cross multiply
    3,092.20x = 4,635.70 × 1,447.88
  4. Step 4: Simplify right side
    3,092.20x = 6,711,937.32
  5. Step 5: Solve for x
    x = 6,711,937.32/3,092.20
  6. Step 6: Final answer
    x = 2,170.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.