Home / 3,608.18-5,413.20-1,529.18

Finding the Fourth Proportional to 3,608.18, 5,413.20 and 1,529.18

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Solution

The fourth proportional to 3,608.18, 5,413.20 and 1,529.18 is: 2,294.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.18 : 5,413.20 = 1,529.18 : x
  2. Step 2: Convert to fraction form
    3,608.18/5,413.20 = 1,529.18/x
  3. Step 3: Cross multiply
    3,608.18x = 5,413.20 × 1,529.18
  4. Step 4: Simplify right side
    3,608.18x = 8,277,757.18
  5. Step 5: Solve for x
    x = 8,277,757.18/3,608.18
  6. Step 6: Final answer
    x = 2,294.16

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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.