Home / 5,610.14-8,413.99-2,100

Finding the Fourth Proportional to 5,610.14, 8,413.99 and 2,100

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Solution

The fourth proportional to 5,610.14, 8,413.99 and 2,100 is: 3,149.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.14 : 8,413.99 = 2,100 : x
  2. Step 2: Convert to fraction form
    5,610.14/8,413.99 = 2,100/x
  3. Step 3: Cross multiply
    5,610.14x = 8,413.99 × 2,100
  4. Step 4: Simplify right side
    5,610.14x = 17,669,373.75
  5. Step 5: Solve for x
    x = 17,669,373.75/5,610.14
  6. Step 6: Final answer
    x = 3,149.55

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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.