Home / 6,814.26-10,221.83-1,816.56

Finding the Fourth Proportional to 6,814.26, 10,221.83 and 1,816.56

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Solution

The fourth proportional to 6,814.26, 10,221.83 and 1,816.56 is: 2,724.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.26 : 10,221.83 = 1,816.56 : x
  2. Step 2: Convert to fraction form
    6,814.26/10,221.83 = 1,816.56/x
  3. Step 3: Cross multiply
    6,814.26x = 10,221.83 × 1,816.56
  4. Step 4: Simplify right side
    6,814.26x = 18,568,567.50
  5. Step 5: Solve for x
    x = 18,568,567.50/6,814.26
  6. Step 6: Final answer
    x = 2,724.96

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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.