Home / 6,217.75-8,582.30-3,701.62

Finding the Fourth Proportional to 6,217.75, 8,582.30 and 3,701.62

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Solution

The fourth proportional to 6,217.75, 8,582.30 and 3,701.62 is: 5,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.75 : 8,582.30 = 3,701.62 : x
  2. Step 2: Convert to fraction form
    6,217.75/8,582.30 = 3,701.62/x
  3. Step 3: Cross multiply
    6,217.75x = 8,582.30 × 3,701.62
  4. Step 4: Simplify right side
    6,217.75x = 31,768,413.33
  5. Step 5: Solve for x
    x = 31,768,413.33/6,217.75
  6. Step 6: Final answer
    x = 5,109.31

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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.