Home / 2,278.34-3,413.37-1,583.54

Finding the Fourth Proportional to 2,278.34, 3,413.37 and 1,583.54

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Solution

The fourth proportional to 2,278.34, 3,413.37 and 1,583.54 is: 2,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278.34 : 3,413.37 = 1,583.54 : x
  2. Step 2: Convert to fraction form
    2,278.34/3,413.37 = 1,583.54/x
  3. Step 3: Cross multiply
    2,278.34x = 3,413.37 × 1,583.54
  4. Step 4: Simplify right side
    2,278.34x = 5,405,207.93
  5. Step 5: Solve for x
    x = 5,405,207.93/2,278.34
  6. Step 6: Final answer
    x = 2,372.43

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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.