Home / 5,530.86-8,291.34-2,020.23

Finding the Fourth Proportional to 5,530.86, 8,291.34 and 2,020.23

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Solution

The fourth proportional to 5,530.86, 8,291.34 and 2,020.23 is: 3,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.86 : 8,291.34 = 2,020.23 : x
  2. Step 2: Convert to fraction form
    5,530.86/8,291.34 = 2,020.23/x
  3. Step 3: Cross multiply
    5,530.86x = 8,291.34 × 2,020.23
  4. Step 4: Simplify right side
    5,530.86x = 16,750,413.81
  5. Step 5: Solve for x
    x = 16,750,413.81/5,530.86
  6. Step 6: Final answer
    x = 3,028.54

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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.