Home / 2,750.67-3,795.39-1,755.18

Finding the Fourth Proportional to 2,750.67, 3,795.39 and 1,755.18

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Solution

The fourth proportional to 2,750.67, 3,795.39 and 1,755.18 is: 2,421.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.67 : 3,795.39 = 1,755.18 : x
  2. Step 2: Convert to fraction form
    2,750.67/3,795.39 = 1,755.18/x
  3. Step 3: Cross multiply
    2,750.67x = 3,795.39 × 1,755.18
  4. Step 4: Simplify right side
    2,750.67x = 6,661,592.62
  5. Step 5: Solve for x
    x = 6,661,592.62/2,750.67
  6. Step 6: Final answer
    x = 2,421.81

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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.