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Finding the Fourth Proportional to 11,669.17, 16,103.27 and 6,363.98

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Solution

The fourth proportional to 11,669.17, 16,103.27 and 6,363.98 is: 8,782.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.17 : 16,103.27 = 6,363.98 : x
  2. Step 2: Convert to fraction form
    11,669.17/16,103.27 = 6,363.98/x
  3. Step 3: Cross multiply
    11,669.17x = 16,103.27 × 6,363.98
  4. Step 4: Simplify right side
    11,669.17x = 102,480,807.70
  5. Step 5: Solve for x
    x = 102,480,807.70/11,669.17
  6. Step 6: Final answer
    x = 8,782.19

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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.