Home / 8,568.34-12,849.26-3,371.38

Finding the Fourth Proportional to 8,568.34, 12,849.26 and 3,371.38

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Solution

The fourth proportional to 8,568.34, 12,849.26 and 3,371.38 is: 5,055.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.34 : 12,849.26 = 3,371.38 : x
  2. Step 2: Convert to fraction form
    8,568.34/12,849.26 = 3,371.38/x
  3. Step 3: Cross multiply
    8,568.34x = 12,849.26 × 3,371.38
  4. Step 4: Simplify right side
    8,568.34x = 43,319,738.18
  5. Step 5: Solve for x
    x = 43,319,738.18/8,568.34
  6. Step 6: Final answer
    x = 5,055.79

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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.