Home / 5,609.22-8,413.83-2,318.70

Finding the Fourth Proportional to 5,609.22, 8,413.83 and 2,318.70

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Solution

The fourth proportional to 5,609.22, 8,413.83 and 2,318.70 is: 3,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.22 : 8,413.83 = 2,318.70 : x
  2. Step 2: Convert to fraction form
    5,609.22/8,413.83 = 2,318.70/x
  3. Step 3: Cross multiply
    5,609.22x = 8,413.83 × 2,318.70
  4. Step 4: Simplify right side
    5,609.22x = 19,509,147.62
  5. Step 5: Solve for x
    x = 19,509,147.62/5,609.22
  6. Step 6: Final answer
    x = 3,478.05

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Similar ratio
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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.