Home / 4,413.29-6,618.93-1,292.54

Finding the Fourth Proportional to 4,413.29, 6,618.93 and 1,292.54

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Solution

The fourth proportional to 4,413.29, 6,618.93 and 1,292.54 is: 1,938.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.29 : 6,618.93 = 1,292.54 : x
  2. Step 2: Convert to fraction form
    4,413.29/6,618.93 = 1,292.54/x
  3. Step 3: Cross multiply
    4,413.29x = 6,618.93 × 1,292.54
  4. Step 4: Simplify right side
    4,413.29x = 8,555,198.69
  5. Step 5: Solve for x
    x = 8,555,198.69/4,413.29
  6. Step 6: Final answer
    x = 1,938.51

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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.