Home / 5,715.93-8,574.23-2,205.96

Finding the Fourth Proportional to 5,715.93, 8,574.23 and 2,205.96

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Solution

The fourth proportional to 5,715.93, 8,574.23 and 2,205.96 is: 3,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.93 : 8,574.23 = 2,205.96 : x
  2. Step 2: Convert to fraction form
    5,715.93/8,574.23 = 2,205.96/x
  3. Step 3: Cross multiply
    5,715.93x = 8,574.23 × 2,205.96
  4. Step 4: Simplify right side
    5,715.93x = 18,914,413.93
  5. Step 5: Solve for x
    x = 18,914,413.93/5,715.93
  6. Step 6: Final answer
    x = 3,309.07

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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.