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Finding the Fourth Proportional to 5,608.69, 8,413.97 and 2,099.94

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Solution

The fourth proportional to 5,608.69, 8,413.97 and 2,099.94 is: 3,150.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.69 : 8,413.97 = 2,099.94 : x
  2. Step 2: Convert to fraction form
    5,608.69/8,413.97 = 2,099.94/x
  3. Step 3: Cross multiply
    5,608.69x = 8,413.97 × 2,099.94
  4. Step 4: Simplify right side
    5,608.69x = 17,668,779.59
  5. Step 5: Solve for x
    x = 17,668,779.59/5,608.69
  6. Step 6: Final answer
    x = 3,150.25

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1.5x scale

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.