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Finding the Fourth Proportional to 8,058.51, 12,083.90 and 2,511.95

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Solution

The fourth proportional to 8,058.51, 12,083.90 and 2,511.95 is: 3,766.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.51 : 12,083.90 = 2,511.95 : x
  2. Step 2: Convert to fraction form
    8,058.51/12,083.90 = 2,511.95/x
  3. Step 3: Cross multiply
    8,058.51x = 12,083.90 × 2,511.95
  4. Step 4: Simplify right side
    8,058.51x = 30,354,079.63
  5. Step 5: Solve for x
    x = 30,354,079.63/8,058.51
  6. Step 6: Final answer
    x = 3,766.71

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1.5x scale

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.