Home / 9,836.92-14,755.38-2,911.42

Finding the Fourth Proportional to 9,836.92, 14,755.38 and 2,911.42

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Solution

The fourth proportional to 9,836.92, 14,755.38 and 2,911.42 is: 4,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,836.92 : 14,755.38 = 2,911.42 : x
  2. Step 2: Convert to fraction form
    9,836.92/14,755.38 = 2,911.42/x
  3. Step 3: Cross multiply
    9,836.92x = 14,755.38 × 2,911.42
  4. Step 4: Simplify right side
    9,836.92x = 42,959,108.44
  5. Step 5: Solve for x
    x = 42,959,108.44/9,836.92
  6. Step 6: Final answer
    x = 4,367.13

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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.