Home / 3,110.26-4,665.48-1,162.09

Finding the Fourth Proportional to 3,110.26, 4,665.48 and 1,162.09

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Solution

The fourth proportional to 3,110.26, 4,665.48 and 1,162.09 is: 1,743.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.26 : 4,665.48 = 1,162.09 : x
  2. Step 2: Convert to fraction form
    3,110.26/4,665.48 = 1,162.09/x
  3. Step 3: Cross multiply
    3,110.26x = 4,665.48 × 1,162.09
  4. Step 4: Simplify right side
    3,110.26x = 5,421,707.65
  5. Step 5: Solve for x
    x = 5,421,707.65/3,110.26
  6. Step 6: Final answer
    x = 1,743.17

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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.