Home / 2,755.27-3,803.51-1,761.89

Finding the Fourth Proportional to 2,755.27, 3,803.51 and 1,761.89

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Solution

The fourth proportional to 2,755.27, 3,803.51 and 1,761.89 is: 2,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.27 : 3,803.51 = 1,761.89 : x
  2. Step 2: Convert to fraction form
    2,755.27/3,803.51 = 1,761.89/x
  3. Step 3: Cross multiply
    2,755.27x = 3,803.51 × 1,761.89
  4. Step 4: Simplify right side
    2,755.27x = 6,701,351.62
  5. Step 5: Solve for x
    x = 6,701,351.62/2,755.27
  6. Step 6: Final answer
    x = 2,432.20

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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.