Home / 8,039.28-12,057.56-2,194.54

Finding the Fourth Proportional to 8,039.28, 12,057.56 and 2,194.54

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Solution

The fourth proportional to 8,039.28, 12,057.56 and 2,194.54 is: 3,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.28 : 12,057.56 = 2,194.54 : x
  2. Step 2: Convert to fraction form
    8,039.28/12,057.56 = 2,194.54/x
  3. Step 3: Cross multiply
    8,039.28x = 12,057.56 × 2,194.54
  4. Step 4: Simplify right side
    8,039.28x = 26,460,797.72
  5. Step 5: Solve for x
    x = 26,460,797.72/8,039.28
  6. Step 6: Final answer
    x = 3,291.44

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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.