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Finding the Fourth Proportional to 11,098.85, 16,652.16 and 6,933.98

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Solution

The fourth proportional to 11,098.85, 16,652.16 and 6,933.98 is: 10,403.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.85 : 16,652.16 = 6,933.98 : x
  2. Step 2: Convert to fraction form
    11,098.85/16,652.16 = 6,933.98/x
  3. Step 3: Cross multiply
    11,098.85x = 16,652.16 × 6,933.98
  4. Step 4: Simplify right side
    11,098.85x = 115,465,719.69
  5. Step 5: Solve for x
    x = 115,465,719.69/11,098.85
  6. Step 6: Final answer
    x = 10,403.40

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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.