Home / 8,922.25-13,383.38-2,766.25

Finding the Fourth Proportional to 8,922.25, 13,383.38 and 2,766.25

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Solution

The fourth proportional to 8,922.25, 13,383.38 and 2,766.25 is: 4,149.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.25 : 13,383.38 = 2,766.25 : x
  2. Step 2: Convert to fraction form
    8,922.25/13,383.38 = 2,766.25/x
  3. Step 3: Cross multiply
    8,922.25x = 13,383.38 × 2,766.25
  4. Step 4: Simplify right side
    8,922.25x = 37,021,774.93
  5. Step 5: Solve for x
    x = 37,021,774.93/8,922.25
  6. Step 6: Final answer
    x = 4,149.38

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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.