Home / 4,932.90-7,387.20-3,693.60

Finding the Fourth Proportional to 4,932.90, 7,387.20 and 3,693.60

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Solution

The fourth proportional to 4,932.90, 7,387.20 and 3,693.60 is: 5,531.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.90 : 7,387.20 = 3,693.60 : x
  2. Step 2: Convert to fraction form
    4,932.90/7,387.20 = 3,693.60/x
  3. Step 3: Cross multiply
    4,932.90x = 7,387.20 × 3,693.60
  4. Step 4: Simplify right side
    4,932.90x = 27,285,361.92
  5. Step 5: Solve for x
    x = 27,285,361.92/4,932.90
  6. Step 6: Final answer
    x = 5,531.30

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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.