Home / 4,701.20-7,049.67-1,413.65

Finding the Fourth Proportional to 4,701.20, 7,049.67 and 1,413.65

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Solution

The fourth proportional to 4,701.20, 7,049.67 and 1,413.65 is: 2,119.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.20 : 7,049.67 = 1,413.65 : x
  2. Step 2: Convert to fraction form
    4,701.20/7,049.67 = 1,413.65/x
  3. Step 3: Cross multiply
    4,701.20x = 7,049.67 × 1,413.65
  4. Step 4: Simplify right side
    4,701.20x = 9,965,766.00
  5. Step 5: Solve for x
    x = 9,965,766.00/4,701.20
  6. Step 6: Final answer
    x = 2,119.83

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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.