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Finding the Fourth Proportional to 5,959.60, 8,939.30 and 2,063.90

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Solution

The fourth proportional to 5,959.60, 8,939.30 and 2,063.90 is: 3,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,959.60 : 8,939.30 = 2,063.90 : x
  2. Step 2: Convert to fraction form
    5,959.60/8,939.30 = 2,063.90/x
  3. Step 3: Cross multiply
    5,959.60x = 8,939.30 × 2,063.90
  4. Step 4: Simplify right side
    5,959.60x = 18,449,833.30
  5. Step 5: Solve for x
    x = 18,449,833.30/5,959.60
  6. Step 6: Final answer
    x = 3,095.82

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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.