Home / 8,816.25-13,217.37-4,370.79

Finding the Fourth Proportional to 8,816.25, 13,217.37 and 4,370.79

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Solution

The fourth proportional to 8,816.25, 13,217.37 and 4,370.79 is: 6,552.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.25 : 13,217.37 = 4,370.79 : x
  2. Step 2: Convert to fraction form
    8,816.25/13,217.37 = 4,370.79/x
  3. Step 3: Cross multiply
    8,816.25x = 13,217.37 × 4,370.79
  4. Step 4: Simplify right side
    8,816.25x = 57,770,348.62
  5. Step 5: Solve for x
    x = 57,770,348.62/8,816.25
  6. Step 6: Final answer
    x = 6,552.71

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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.