Home / 5,413.56-8,104.52-4,894.74

Finding the Fourth Proportional to 5,413.56, 8,104.52 and 4,894.74

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Solution

The fourth proportional to 5,413.56, 8,104.52 and 4,894.74 is: 7,327.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.56 : 8,104.52 = 4,894.74 : x
  2. Step 2: Convert to fraction form
    5,413.56/8,104.52 = 4,894.74/x
  3. Step 3: Cross multiply
    5,413.56x = 8,104.52 × 4,894.74
  4. Step 4: Simplify right side
    5,413.56x = 39,669,518.22
  5. Step 5: Solve for x
    x = 39,669,518.22/5,413.56
  6. Step 6: Final answer
    x = 7,327.81

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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.