Home / 7,184.20-10,771.89-2,796.55

Finding the Fourth Proportional to 7,184.20, 10,771.89 and 2,796.55

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Solution

The fourth proportional to 7,184.20, 10,771.89 and 2,796.55 is: 4,193.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.20 : 10,771.89 = 2,796.55 : x
  2. Step 2: Convert to fraction form
    7,184.20/10,771.89 = 2,796.55/x
  3. Step 3: Cross multiply
    7,184.20x = 10,771.89 × 2,796.55
  4. Step 4: Simplify right side
    7,184.20x = 30,124,128.98
  5. Step 5: Solve for x
    x = 30,124,128.98/7,184.20
  6. Step 6: Final answer
    x = 4,193.11

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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.