Home / 8,086.04-12,109.58-5,481.08

Finding the Fourth Proportional to 8,086.04, 12,109.58 and 5,481.08

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Solution

The fourth proportional to 8,086.04, 12,109.58 and 5,481.08 is: 8,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.04 : 12,109.58 = 5,481.08 : x
  2. Step 2: Convert to fraction form
    8,086.04/12,109.58 = 5,481.08/x
  3. Step 3: Cross multiply
    8,086.04x = 12,109.58 × 5,481.08
  4. Step 4: Simplify right side
    8,086.04x = 66,373,576.75
  5. Step 5: Solve for x
    x = 66,373,576.75/8,086.04
  6. Step 6: Final answer
    x = 8,208.42

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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.