Home / 4,898.20-7,344.60-1,609.60

Finding the Fourth Proportional to 4,898.20, 7,344.60 and 1,609.60

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Solution

The fourth proportional to 4,898.20, 7,344.60 and 1,609.60 is: 2,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.20 : 7,344.60 = 1,609.60 : x
  2. Step 2: Convert to fraction form
    4,898.20/7,344.60 = 1,609.60/x
  3. Step 3: Cross multiply
    4,898.20x = 7,344.60 × 1,609.60
  4. Step 4: Simplify right side
    4,898.20x = 11,821,868.16
  5. Step 5: Solve for x
    x = 11,821,868.16/4,898.20
  6. Step 6: Final answer
    x = 2,413.51

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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.