Home / 8,194.62-12,289.77-2,351.55

Finding the Fourth Proportional to 8,194.62, 12,289.77 and 2,351.55

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Solution

The fourth proportional to 8,194.62, 12,289.77 and 2,351.55 is: 3,526.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194.62 : 12,289.77 = 2,351.55 : x
  2. Step 2: Convert to fraction form
    8,194.62/12,289.77 = 2,351.55/x
  3. Step 3: Cross multiply
    8,194.62x = 12,289.77 × 2,351.55
  4. Step 4: Simplify right side
    8,194.62x = 28,900,008.64
  5. Step 5: Solve for x
    x = 28,900,008.64/8,194.62
  6. Step 6: Final answer
    x = 3,526.71

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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.