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Finding the Fourth Proportional to 6,343.90, 8,744.08 and 4,769.26

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Solution

The fourth proportional to 6,343.90, 8,744.08 and 4,769.26 is: 6,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.90 : 8,744.08 = 4,769.26 : x
  2. Step 2: Convert to fraction form
    6,343.90/8,744.08 = 4,769.26/x
  3. Step 3: Cross multiply
    6,343.90x = 8,744.08 × 4,769.26
  4. Step 4: Simplify right side
    6,343.90x = 41,702,790.98
  5. Step 5: Solve for x
    x = 41,702,790.98/6,343.90
  6. Step 6: Final answer
    x = 6,573.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.