Home / 5,413.12-7,469.75-3,023.32

Finding the Fourth Proportional to 5,413.12, 7,469.75 and 3,023.32

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Solution

The fourth proportional to 5,413.12, 7,469.75 and 3,023.32 is: 4,171.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.12 : 7,469.75 = 3,023.32 : x
  2. Step 2: Convert to fraction form
    5,413.12/7,469.75 = 3,023.32/x
  3. Step 3: Cross multiply
    5,413.12x = 7,469.75 × 3,023.32
  4. Step 4: Simplify right side
    5,413.12x = 22,583,444.57
  5. Step 5: Solve for x
    x = 22,583,444.57/5,413.12
  6. Step 6: Final answer
    x = 4,171.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.