Home / 11,212.23-16,796.44-6,818.79

Finding the Fourth Proportional to 11,212.23, 16,796.44 and 6,818.79

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Solution

The fourth proportional to 11,212.23, 16,796.44 and 6,818.79 is: 10,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.23 : 16,796.44 = 6,818.79 : x
  2. Step 2: Convert to fraction form
    11,212.23/16,796.44 = 6,818.79/x
  3. Step 3: Cross multiply
    11,212.23x = 16,796.44 × 6,818.79
  4. Step 4: Simplify right side
    11,212.23x = 114,531,397.11
  5. Step 5: Solve for x
    x = 114,531,397.11/11,212.23
  6. Step 6: Final answer
    x = 10,214.86

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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.