Home / 11,189.23-16,785.21-3,795.80

Finding the Fourth Proportional to 11,189.23, 16,785.21 and 3,795.80

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Solution

The fourth proportional to 11,189.23, 16,785.21 and 3,795.80 is: 5,694.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.23 : 16,785.21 = 3,795.80 : x
  2. Step 2: Convert to fraction form
    11,189.23/16,785.21 = 3,795.80/x
  3. Step 3: Cross multiply
    11,189.23x = 16,785.21 × 3,795.80
  4. Step 4: Simplify right side
    11,189.23x = 63,713,300.12
  5. Step 5: Solve for x
    x = 63,713,300.12/11,189.23
  6. Step 6: Final answer
    x = 5,694.16

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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.