Home / 11,899.91-16,422.85-6,596.44

Finding the Fourth Proportional to 11,899.91, 16,422.85 and 6,596.44

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Solution

The fourth proportional to 11,899.91, 16,422.85 and 6,596.44 is: 9,103.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.91 : 16,422.85 = 6,596.44 : x
  2. Step 2: Convert to fraction form
    11,899.91/16,422.85 = 6,596.44/x
  3. Step 3: Cross multiply
    11,899.91x = 16,422.85 × 6,596.44
  4. Step 4: Simplify right side
    11,899.91x = 108,332,311.84
  5. Step 5: Solve for x
    x = 108,332,311.84/11,899.91
  6. Step 6: Final answer
    x = 9,103.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.