Home / 8,194.08-12,289.62-3,514.92

Finding the Fourth Proportional to 8,194.08, 12,289.62 and 3,514.92

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Solution

The fourth proportional to 8,194.08, 12,289.62 and 3,514.92 is: 5,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194.08 : 12,289.62 = 3,514.92 : x
  2. Step 2: Convert to fraction form
    8,194.08/12,289.62 = 3,514.92/x
  3. Step 3: Cross multiply
    8,194.08x = 12,289.62 × 3,514.92
  4. Step 4: Simplify right side
    8,194.08x = 43,197,031.13
  5. Step 5: Solve for x
    x = 43,197,031.13/8,194.08
  6. Step 6: Final answer
    x = 5,271.74

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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.