Home / 4,163.43-6,248.21-1,972.15

Finding the Fourth Proportional to 4,163.43, 6,248.21 and 1,972.15

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Solution

The fourth proportional to 4,163.43, 6,248.21 and 1,972.15 is: 2,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.43 : 6,248.21 = 1,972.15 : x
  2. Step 2: Convert to fraction form
    4,163.43/6,248.21 = 1,972.15/x
  3. Step 3: Cross multiply
    4,163.43x = 6,248.21 × 1,972.15
  4. Step 4: Simplify right side
    4,163.43x = 12,322,407.35
  5. Step 5: Solve for x
    x = 12,322,407.35/4,163.43
  6. Step 6: Final answer
    x = 2,959.68

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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.