Home / 11,007.23-16,481.67-6,618.65

Finding the Fourth Proportional to 11,007.23, 16,481.67 and 6,618.65

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Solution

The fourth proportional to 11,007.23, 16,481.67 and 6,618.65 is: 9,910.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.23 : 16,481.67 = 6,618.65 : x
  2. Step 2: Convert to fraction form
    11,007.23/16,481.67 = 6,618.65/x
  3. Step 3: Cross multiply
    11,007.23x = 16,481.67 × 6,618.65
  4. Step 4: Simplify right side
    11,007.23x = 109,086,322.74
  5. Step 5: Solve for x
    x = 109,086,322.74/11,007.23
  6. Step 6: Final answer
    x = 9,910.43

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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.