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Finding the Fourth Proportional to 2,941.86, 4,413.33 and 967.60

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Solution

The fourth proportional to 2,941.86, 4,413.33 and 967.60 is: 1,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.86 : 4,413.33 = 967.60 : x
  2. Step 2: Convert to fraction form
    2,941.86/4,413.33 = 967.60/x
  3. Step 3: Cross multiply
    2,941.86x = 4,413.33 × 967.60
  4. Step 4: Simplify right side
    2,941.86x = 4,270,338.11
  5. Step 5: Solve for x
    x = 4,270,338.11/2,941.86
  6. Step 6: Final answer
    x = 1,451.58

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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.