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Finding the Fourth Proportional to 8,029.43, 12,041.15 and 2,762.95

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Solution

The fourth proportional to 8,029.43, 12,041.15 and 2,762.95 is: 4,143.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.43 : 12,041.15 = 2,762.95 : x
  2. Step 2: Convert to fraction form
    8,029.43/12,041.15 = 2,762.95/x
  3. Step 3: Cross multiply
    8,029.43x = 12,041.15 × 2,762.95
  4. Step 4: Simplify right side
    8,029.43x = 33,269,095.39
  5. Step 5: Solve for x
    x = 33,269,095.39/8,029.43
  6. Step 6: Final answer
    x = 4,143.39

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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.