Home / 8,589.29-12,883.31-2,666.01

Finding the Fourth Proportional to 8,589.29, 12,883.31 and 2,666.01

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Solution

The fourth proportional to 8,589.29, 12,883.31 and 2,666.01 is: 3,998.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.29 : 12,883.31 = 2,666.01 : x
  2. Step 2: Convert to fraction form
    8,589.29/12,883.31 = 2,666.01/x
  3. Step 3: Cross multiply
    8,589.29x = 12,883.31 × 2,666.01
  4. Step 4: Simplify right side
    8,589.29x = 34,347,078.27
  5. Step 5: Solve for x
    x = 34,347,078.27/8,589.29
  6. Step 6: Final answer
    x = 3,998.83

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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.