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Finding the Fourth Proportional to 10,620.46, 14,654.63 and 6,082.44

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Solution

The fourth proportional to 10,620.46, 14,654.63 and 6,082.44 is: 8,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620.46 : 14,654.63 = 6,082.44 : x
  2. Step 2: Convert to fraction form
    10,620.46/14,654.63 = 6,082.44/x
  3. Step 3: Cross multiply
    10,620.46x = 14,654.63 × 6,082.44
  4. Step 4: Simplify right side
    10,620.46x = 89,135,804.01
  5. Step 5: Solve for x
    x = 89,135,804.01/10,620.46
  6. Step 6: Final answer
    x = 8,392.84

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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.