Home / 8,194.40-12,293.68-2,351.36

Finding the Fourth Proportional to 8,194.40, 12,293.68 and 2,351.36

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Solution

The fourth proportional to 8,194.40, 12,293.68 and 2,351.36 is: 3,527.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194.40 : 12,293.68 = 2,351.36 : x
  2. Step 2: Convert to fraction form
    8,194.40/12,293.68 = 2,351.36/x
  3. Step 3: Cross multiply
    8,194.40x = 12,293.68 × 2,351.36
  4. Step 4: Simplify right side
    8,194.40x = 28,906,867.40
  5. Step 5: Solve for x
    x = 28,906,867.40/8,194.40
  6. Step 6: Final answer
    x = 3,527.64

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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.