Home / 7,413.15-10,229.77-4,226.55

Finding the Fourth Proportional to 7,413.15, 10,229.77 and 4,226.55

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Solution

The fourth proportional to 7,413.15, 10,229.77 and 4,226.55 is: 5,832.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.15 : 10,229.77 = 4,226.55 : x
  2. Step 2: Convert to fraction form
    7,413.15/10,229.77 = 4,226.55/x
  3. Step 3: Cross multiply
    7,413.15x = 10,229.77 × 4,226.55
  4. Step 4: Simplify right side
    7,413.15x = 43,236,601.32
  5. Step 5: Solve for x
    x = 43,236,601.32/7,413.15
  6. Step 6: Final answer
    x = 5,832.42

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1.5x scale

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.