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Finding the Fourth Proportional to 10,968, 16,452 and 2,760

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Solution

The fourth proportional to 10,968, 16,452 and 2,760 is: 4,140

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968 : 16,452 = 2,760 : x
  2. Step 2: Convert to fraction form
    10,968/16,452 = 2,760/x
  3. Step 3: Cross multiply
    10,968x = 16,452 × 2,760
  4. Step 4: Simplify right side
    10,968x = 45,407,520
  5. Step 5: Solve for x
    x = 45,407,520/10,968
  6. Step 6: Final answer
    x = 4,140

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Why These Related Problems?

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