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Finding the Fourth Proportional to 6,296.63, 8,689.54 and 3,463.85

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Solution

The fourth proportional to 6,296.63, 8,689.54 and 3,463.85 is: 4,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,296.63 : 8,689.54 = 3,463.85 : x
  2. Step 2: Convert to fraction form
    6,296.63/8,689.54 = 3,463.85/x
  3. Step 3: Cross multiply
    6,296.63x = 8,689.54 × 3,463.85
  4. Step 4: Simplify right side
    6,296.63x = 30,099,276.19
  5. Step 5: Solve for x
    x = 30,099,276.19/6,296.63
  6. Step 6: Final answer
    x = 4,780.22

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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.