Home / 3,069.39-4,605.46-1,608.20

Finding the Fourth Proportional to 3,069.39, 4,605.46 and 1,608.20

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Solution

The fourth proportional to 3,069.39, 4,605.46 and 1,608.20 is: 2,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.39 : 4,605.46 = 1,608.20 : x
  2. Step 2: Convert to fraction form
    3,069.39/4,605.46 = 1,608.20/x
  3. Step 3: Cross multiply
    3,069.39x = 4,605.46 × 1,608.20
  4. Step 4: Simplify right side
    3,069.39x = 7,406,500.77
  5. Step 5: Solve for x
    x = 7,406,500.77/3,069.39
  6. Step 6: Final answer
    x = 2,413.02

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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.