Home / 7,467.09-11,201.36-2,786.00

Finding the Fourth Proportional to 7,467.09, 11,201.36 and 2,786.00

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Solution

The fourth proportional to 7,467.09, 11,201.36 and 2,786.00 is: 4,179.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,467.09 : 11,201.36 = 2,786.00 : x
  2. Step 2: Convert to fraction form
    7,467.09/11,201.36 = 2,786.00/x
  3. Step 3: Cross multiply
    7,467.09x = 11,201.36 × 2,786.00
  4. Step 4: Simplify right side
    7,467.09x = 31,206,919.02
  5. Step 5: Solve for x
    x = 31,206,919.02/7,467.09
  6. Step 6: Final answer
    x = 4,179.26

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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.