Home / 8,195.16-12,293.30-2,351.80

Finding the Fourth Proportional to 8,195.16, 12,293.30 and 2,351.80

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Solution

The fourth proportional to 8,195.16, 12,293.30 and 2,351.80 is: 3,527.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195.16 : 12,293.30 = 2,351.80 : x
  2. Step 2: Convert to fraction form
    8,195.16/12,293.30 = 2,351.80/x
  3. Step 3: Cross multiply
    8,195.16x = 12,293.30 × 2,351.80
  4. Step 4: Simplify right side
    8,195.16x = 28,911,382.94
  5. Step 5: Solve for x
    x = 28,911,382.94/8,195.16
  6. Step 6: Final answer
    x = 3,527.86

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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.