Home / 4,948.80-7,413.63-2,750.86

Finding the Fourth Proportional to 4,948.80, 7,413.63 and 2,750.86

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Solution

The fourth proportional to 4,948.80, 7,413.63 and 2,750.86 is: 4,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.80 : 7,413.63 = 2,750.86 : x
  2. Step 2: Convert to fraction form
    4,948.80/7,413.63 = 2,750.86/x
  3. Step 3: Cross multiply
    4,948.80x = 7,413.63 × 2,750.86
  4. Step 4: Simplify right side
    4,948.80x = 20,393,893.69
  5. Step 5: Solve for x
    x = 20,393,893.69/4,948.80
  6. Step 6: Final answer
    x = 4,120.98

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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.