Home / 7,380.30-11,070.45-2,996.73

Finding the Fourth Proportional to 7,380.30, 11,070.45 and 2,996.73

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Solution

The fourth proportional to 7,380.30, 11,070.45 and 2,996.73 is: 4,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.30 : 11,070.45 = 2,996.73 : x
  2. Step 2: Convert to fraction form
    7,380.30/11,070.45 = 2,996.73/x
  3. Step 3: Cross multiply
    7,380.30x = 11,070.45 × 2,996.73
  4. Step 4: Simplify right side
    7,380.30x = 33,175,149.63
  5. Step 5: Solve for x
    x = 33,175,149.63/7,380.30
  6. Step 6: Final answer
    x = 4,495.10

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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.