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Finding the Fourth Proportional to 6,490.60, 9,733.02 and 2,593.96

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Solution

The fourth proportional to 6,490.60, 9,733.02 and 2,593.96 is: 3,889.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,490.60 : 9,733.02 = 2,593.96 : x
  2. Step 2: Convert to fraction form
    6,490.60/9,733.02 = 2,593.96/x
  3. Step 3: Cross multiply
    6,490.60x = 9,733.02 × 2,593.96
  4. Step 4: Simplify right side
    6,490.60x = 25,247,064.56
  5. Step 5: Solve for x
    x = 25,247,064.56/6,490.60
  6. Step 6: Final answer
    x = 3,889.79

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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.