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Finding the Fourth Proportional to 6,251.00, 8,590.31 and 5,961.90

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Solution

The fourth proportional to 6,251.00, 8,590.31 and 5,961.90 is: 8,193.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.00 : 8,590.31 = 5,961.90 : x
  2. Step 2: Convert to fraction form
    6,251.00/8,590.31 = 5,961.90/x
  3. Step 3: Cross multiply
    6,251.00x = 8,590.31 × 5,961.90
  4. Step 4: Simplify right side
    6,251.00x = 51,214,539.38
  5. Step 5: Solve for x
    x = 51,214,539.38/6,251.00
  6. Step 6: Final answer
    x = 8,193.02

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.