Home / 3,413.68-5,118.90-1,952.44

Finding the Fourth Proportional to 3,413.68, 5,118.90 and 1,952.44

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Solution

The fourth proportional to 3,413.68, 5,118.90 and 1,952.44 is: 2,927.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.68 : 5,118.90 = 1,952.44 : x
  2. Step 2: Convert to fraction form
    3,413.68/5,118.90 = 1,952.44/x
  3. Step 3: Cross multiply
    3,413.68x = 5,118.90 × 1,952.44
  4. Step 4: Simplify right side
    3,413.68x = 9,994,345.12
  5. Step 5: Solve for x
    x = 9,994,345.12/3,413.68
  6. Step 6: Final answer
    x = 2,927.73

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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.