Home / 2,975.25-4,105.86-1,733.25

Finding the Fourth Proportional to 2,975.25, 4,105.86 and 1,733.25

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Solution

The fourth proportional to 2,975.25, 4,105.86 and 1,733.25 is: 2,391.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.25 : 4,105.86 = 1,733.25 : x
  2. Step 2: Convert to fraction form
    2,975.25/4,105.86 = 1,733.25/x
  3. Step 3: Cross multiply
    2,975.25x = 4,105.86 × 1,733.25
  4. Step 4: Simplify right side
    2,975.25x = 7,116,481.85
  5. Step 5: Solve for x
    x = 7,116,481.85/2,975.25
  6. Step 6: Final answer
    x = 2,391.89

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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.