Home / 8,195.06-12,292.68-3,811.34

Finding the Fourth Proportional to 8,195.06, 12,292.68 and 3,811.34

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Solution

The fourth proportional to 8,195.06, 12,292.68 and 3,811.34 is: 5,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195.06 : 12,292.68 = 3,811.34 : x
  2. Step 2: Convert to fraction form
    8,195.06/12,292.68 = 3,811.34/x
  3. Step 3: Cross multiply
    8,195.06x = 12,292.68 × 3,811.34
  4. Step 4: Simplify right side
    8,195.06x = 46,851,582.99
  5. Step 5: Solve for x
    x = 46,851,582.99/8,195.06
  6. Step 6: Final answer
    x = 5,717.05

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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.