Home / 8,058.38-12,088.43-3,379.87

Finding the Fourth Proportional to 8,058.38, 12,088.43 and 3,379.87

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Solution

The fourth proportional to 8,058.38, 12,088.43 and 3,379.87 is: 5,070.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.38 : 12,088.43 = 3,379.87 : x
  2. Step 2: Convert to fraction form
    8,058.38/12,088.43 = 3,379.87/x
  3. Step 3: Cross multiply
    8,058.38x = 12,088.43 × 3,379.87
  4. Step 4: Simplify right side
    8,058.38x = 40,857,321.90
  5. Step 5: Solve for x
    x = 40,857,321.90/8,058.38
  6. Step 6: Final answer
    x = 5,070.17

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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.