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Finding the Fourth Proportional to 4,941.86, 7,413.99 and 3,483.86

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Solution

The fourth proportional to 4,941.86, 7,413.99 and 3,483.86 is: 5,226.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.86 : 7,413.99 = 3,483.86 : x
  2. Step 2: Convert to fraction form
    4,941.86/7,413.99 = 3,483.86/x
  3. Step 3: Cross multiply
    4,941.86x = 7,413.99 × 3,483.86
  4. Step 4: Simplify right side
    4,941.86x = 25,829,303.20
  5. Step 5: Solve for x
    x = 25,829,303.20/4,941.86
  6. Step 6: Final answer
    x = 5,226.64

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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.