Home / 8,371.33-12,548.21-2,822.74

Finding the Fourth Proportional to 8,371.33, 12,548.21 and 2,822.74

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Solution

The fourth proportional to 8,371.33, 12,548.21 and 2,822.74 is: 4,231.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.33 : 12,548.21 = 2,822.74 : x
  2. Step 2: Convert to fraction form
    8,371.33/12,548.21 = 2,822.74/x
  3. Step 3: Cross multiply
    8,371.33x = 12,548.21 × 2,822.74
  4. Step 4: Simplify right side
    8,371.33x = 35,420,288.81
  5. Step 5: Solve for x
    x = 35,420,288.81/8,371.33
  6. Step 6: Final answer
    x = 4,231.14

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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.