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Finding the Fourth Proportional to 8,341.93, 12,504.17 and 2,790.70

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Solution

The fourth proportional to 8,341.93, 12,504.17 and 2,790.70 is: 4,183.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.93 : 12,504.17 = 2,790.70 : x
  2. Step 2: Convert to fraction form
    8,341.93/12,504.17 = 2,790.70/x
  3. Step 3: Cross multiply
    8,341.93x = 12,504.17 × 2,790.70
  4. Step 4: Simplify right side
    8,341.93x = 34,895,418.48
  5. Step 5: Solve for x
    x = 34,895,418.48/8,341.93
  6. Step 6: Final answer
    x = 4,183.14

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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.