Home / 11,674.40-16,110.48-6,369.22

Finding the Fourth Proportional to 11,674.40, 16,110.48 and 6,369.22

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Solution

The fourth proportional to 11,674.40, 16,110.48 and 6,369.22 is: 8,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,674.40 : 16,110.48 = 6,369.22 : x
  2. Step 2: Convert to fraction form
    11,674.40/16,110.48 = 6,369.22/x
  3. Step 3: Cross multiply
    11,674.40x = 16,110.48 × 6,369.22
  4. Step 4: Simplify right side
    11,674.40x = 102,611,191.43
  5. Step 5: Solve for x
    x = 102,611,191.43/11,674.40
  6. Step 6: Final answer
    x = 8,789.42

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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.