Home / 3,040.89-4,558.23-1,398.66

Finding the Fourth Proportional to 3,040.89, 4,558.23 and 1,398.66

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Solution

The fourth proportional to 3,040.89, 4,558.23 and 1,398.66 is: 2,096.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.89 : 4,558.23 = 1,398.66 : x
  2. Step 2: Convert to fraction form
    3,040.89/4,558.23 = 1,398.66/x
  3. Step 3: Cross multiply
    3,040.89x = 4,558.23 × 1,398.66
  4. Step 4: Simplify right side
    3,040.89x = 6,375,413.97
  5. Step 5: Solve for x
    x = 6,375,413.97/3,040.89
  6. Step 6: Final answer
    x = 2,096.56

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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.