Home / 3,274.29-4,518.11-1,857.87

Finding the Fourth Proportional to 3,274.29, 4,518.11 and 1,857.87

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Solution

The fourth proportional to 3,274.29, 4,518.11 and 1,857.87 is: 2,563.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.29 : 4,518.11 = 1,857.87 : x
  2. Step 2: Convert to fraction form
    3,274.29/4,518.11 = 1,857.87/x
  3. Step 3: Cross multiply
    3,274.29x = 4,518.11 × 1,857.87
  4. Step 4: Simplify right side
    3,274.29x = 8,394,065.67
  5. Step 5: Solve for x
    x = 8,394,065.67/3,274.29
  6. Step 6: Final answer
    x = 2,563.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.