Home / 8,125.22-12,184.34-3,194.06

Finding the Fourth Proportional to 8,125.22, 12,184.34 and 3,194.06

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Solution

The fourth proportional to 8,125.22, 12,184.34 and 3,194.06 is: 4,789.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.22 : 12,184.34 = 3,194.06 : x
  2. Step 2: Convert to fraction form
    8,125.22/12,184.34 = 3,194.06/x
  3. Step 3: Cross multiply
    8,125.22x = 12,184.34 × 3,194.06
  4. Step 4: Simplify right side
    8,125.22x = 38,917,513.02
  5. Step 5: Solve for x
    x = 38,917,513.02/8,125.22
  6. Step 6: Final answer
    x = 4,789.72

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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.