Home / 8,268.08-12,402.14-2,028.12

Finding the Fourth Proportional to 8,268.08, 12,402.14 and 2,028.12

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Solution

The fourth proportional to 8,268.08, 12,402.14 and 2,028.12 is: 3,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.08 : 12,402.14 = 2,028.12 : x
  2. Step 2: Convert to fraction form
    8,268.08/12,402.14 = 2,028.12/x
  3. Step 3: Cross multiply
    8,268.08x = 12,402.14 × 2,028.12
  4. Step 4: Simplify right side
    8,268.08x = 25,153,018.04
  5. Step 5: Solve for x
    x = 25,153,018.04/8,268.08
  6. Step 6: Final answer
    x = 3,042.19

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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.