Home / 2,841.26-4,262.43-1,109.75

Finding the Fourth Proportional to 2,841.26, 4,262.43 and 1,109.75

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Solution

The fourth proportional to 2,841.26, 4,262.43 and 1,109.75 is: 1,664.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.26 : 4,262.43 = 1,109.75 : x
  2. Step 2: Convert to fraction form
    2,841.26/4,262.43 = 1,109.75/x
  3. Step 3: Cross multiply
    2,841.26x = 4,262.43 × 1,109.75
  4. Step 4: Simplify right side
    2,841.26x = 4,730,231.69
  5. Step 5: Solve for x
    x = 4,730,231.69/2,841.26
  6. Step 6: Final answer
    x = 1,664.84

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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.