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Finding the Fourth Proportional to 4,074, 6,111 and 1,642

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Solution

The fourth proportional to 4,074, 6,111 and 1,642 is: 2,463

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074 : 6,111 = 1,642 : x
  2. Step 2: Convert to fraction form
    4,074/6,111 = 1,642/x
  3. Step 3: Cross multiply
    4,074x = 6,111 × 1,642
  4. Step 4: Simplify right side
    4,074x = 10,034,262
  5. Step 5: Solve for x
    x = 10,034,262/4,074
  6. Step 6: Final answer
    x = 2,463

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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.