Home / 3,413.54-5,120.62-2,500.47

Finding the Fourth Proportional to 3,413.54, 5,120.62 and 2,500.47

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Solution

The fourth proportional to 3,413.54, 5,120.62 and 2,500.47 is: 3,750.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.54 : 5,120.62 = 2,500.47 : x
  2. Step 2: Convert to fraction form
    3,413.54/5,120.62 = 2,500.47/x
  3. Step 3: Cross multiply
    3,413.54x = 5,120.62 × 2,500.47
  4. Step 4: Simplify right side
    3,413.54x = 12,803,950.44
  5. Step 5: Solve for x
    x = 12,803,950.44/3,413.54
  6. Step 6: Final answer
    x = 3,750.93

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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.