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Finding the Fourth Proportional to 11,253.98, 16,858.02 and 6,808.88

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Solution

The fourth proportional to 11,253.98, 16,858.02 and 6,808.88 is: 10,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.98 : 16,858.02 = 6,808.88 : x
  2. Step 2: Convert to fraction form
    11,253.98/16,858.02 = 6,808.88/x
  3. Step 3: Cross multiply
    11,253.98x = 16,858.02 × 6,808.88
  4. Step 4: Simplify right side
    11,253.98x = 114,784,235.22
  5. Step 5: Solve for x
    x = 114,784,235.22/11,253.98
  6. Step 6: Final answer
    x = 10,199.43

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1.5x scale

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.