Home / 4,380.30-6,571.53-1,608.48

Finding the Fourth Proportional to 4,380.30, 6,571.53 and 1,608.48

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Solution

The fourth proportional to 4,380.30, 6,571.53 and 1,608.48 is: 2,413.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.30 : 6,571.53 = 1,608.48 : x
  2. Step 2: Convert to fraction form
    4,380.30/6,571.53 = 1,608.48/x
  3. Step 3: Cross multiply
    4,380.30x = 6,571.53 × 1,608.48
  4. Step 4: Simplify right side
    4,380.30x = 10,570,174.57
  5. Step 5: Solve for x
    x = 10,570,174.57/4,380.30
  6. Step 6: Final answer
    x = 2,413.12

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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.