Home / 8,076.54-11,144.97-4,539.09

Finding the Fourth Proportional to 8,076.54, 11,144.97 and 4,539.09

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Solution

The fourth proportional to 8,076.54, 11,144.97 and 4,539.09 is: 6,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.54 : 11,144.97 = 4,539.09 : x
  2. Step 2: Convert to fraction form
    8,076.54/11,144.97 = 4,539.09/x
  3. Step 3: Cross multiply
    8,076.54x = 11,144.97 × 4,539.09
  4. Step 4: Simplify right side
    8,076.54x = 50,588,021.88
  5. Step 5: Solve for x
    x = 50,588,021.88/8,076.54
  6. Step 6: Final answer
    x = 6,263.58

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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.