Home / 8,074.44-12,111.64-2,231.03

Finding the Fourth Proportional to 8,074.44, 12,111.64 and 2,231.03

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Solution

The fourth proportional to 8,074.44, 12,111.64 and 2,231.03 is: 3,346.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.44 : 12,111.64 = 2,231.03 : x
  2. Step 2: Convert to fraction form
    8,074.44/12,111.64 = 2,231.03/x
  3. Step 3: Cross multiply
    8,074.44x = 12,111.64 × 2,231.03
  4. Step 4: Simplify right side
    8,074.44x = 27,021,432.19
  5. Step 5: Solve for x
    x = 27,021,432.19/8,074.44
  6. Step 6: Final answer
    x = 3,346.54

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Similar ratio
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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.