Home / 11,467.03-15,832.22-7,166.65

Finding the Fourth Proportional to 11,467.03, 15,832.22 and 7,166.65

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Solution

The fourth proportional to 11,467.03, 15,832.22 and 7,166.65 is: 9,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.03 : 15,832.22 = 7,166.65 : x
  2. Step 2: Convert to fraction form
    11,467.03/15,832.22 = 7,166.65/x
  3. Step 3: Cross multiply
    11,467.03x = 15,832.22 × 7,166.65
  4. Step 4: Simplify right side
    11,467.03x = 113,463,979.46
  5. Step 5: Solve for x
    x = 113,463,979.46/11,467.03
  6. Step 6: Final answer
    x = 9,894.80

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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.