Home / 11,285.19-16,922.09-6,606.61

Finding the Fourth Proportional to 11,285.19, 16,922.09 and 6,606.61

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Solution

The fourth proportional to 11,285.19, 16,922.09 and 6,606.61 is: 9,906.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.19 : 16,922.09 = 6,606.61 : x
  2. Step 2: Convert to fraction form
    11,285.19/16,922.09 = 6,606.61/x
  3. Step 3: Cross multiply
    11,285.19x = 16,922.09 × 6,606.61
  4. Step 4: Simplify right side
    11,285.19x = 111,797,623.23
  5. Step 5: Solve for x
    x = 111,797,623.23/11,285.19
  6. Step 6: Final answer
    x = 9,906.58

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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.