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Finding the Fourth Proportional to 11,674.10, 16,110.22 and 6,368.88

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Solution

The fourth proportional to 11,674.10, 16,110.22 and 6,368.88 is: 8,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,674.10 : 16,110.22 = 6,368.88 : x
  2. Step 2: Convert to fraction form
    11,674.10/16,110.22 = 6,368.88/x
  3. Step 3: Cross multiply
    11,674.10x = 16,110.22 × 6,368.88
  4. Step 4: Simplify right side
    11,674.10x = 102,604,057.95
  5. Step 5: Solve for x
    x = 102,604,057.95/11,674.10
  6. Step 6: Final answer
    x = 8,789.03

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1.5x scale

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.