Home / 8,568.24-12,857.22-3,637.37

Finding the Fourth Proportional to 8,568.24, 12,857.22 and 3,637.37

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Solution

The fourth proportional to 8,568.24, 12,857.22 and 3,637.37 is: 5,458.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.24 : 12,857.22 = 3,637.37 : x
  2. Step 2: Convert to fraction form
    8,568.24/12,857.22 = 3,637.37/x
  3. Step 3: Cross multiply
    8,568.24x = 12,857.22 × 3,637.37
  4. Step 4: Simplify right side
    8,568.24x = 46,766,402.03
  5. Step 5: Solve for x
    x = 46,766,402.03/8,568.24
  6. Step 6: Final answer
    x = 5,458.11

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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.