Home / 8,068.08-12,103.41-3,908.43

Finding the Fourth Proportional to 8,068.08, 12,103.41 and 3,908.43

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Solution

The fourth proportional to 8,068.08, 12,103.41 and 3,908.43 is: 5,863.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.08 : 12,103.41 = 3,908.43 : x
  2. Step 2: Convert to fraction form
    8,068.08/12,103.41 = 3,908.43/x
  3. Step 3: Cross multiply
    8,068.08x = 12,103.41 × 3,908.43
  4. Step 4: Simplify right side
    8,068.08x = 47,305,330.75
  5. Step 5: Solve for x
    x = 47,305,330.75/8,068.08
  6. Step 6: Final answer
    x = 5,863.27

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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.