Home / 8,213.27-11,331.50-4,675.59

Finding the Fourth Proportional to 8,213.27, 11,331.50 and 4,675.59

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Solution

The fourth proportional to 8,213.27, 11,331.50 and 4,675.59 is: 6,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213.27 : 11,331.50 = 4,675.59 : x
  2. Step 2: Convert to fraction form
    8,213.27/11,331.50 = 4,675.59/x
  3. Step 3: Cross multiply
    8,213.27x = 11,331.50 × 4,675.59
  4. Step 4: Simplify right side
    8,213.27x = 52,981,424.71
  5. Step 5: Solve for x
    x = 52,981,424.71/8,213.27
  6. Step 6: Final answer
    x = 6,450.71

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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.