Home / 4,896.12-7,344.64-1,609.22

Finding the Fourth Proportional to 4,896.12, 7,344.64 and 1,609.22

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Solution

The fourth proportional to 4,896.12, 7,344.64 and 1,609.22 is: 2,413.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.12 : 7,344.64 = 1,609.22 : x
  2. Step 2: Convert to fraction form
    4,896.12/7,344.64 = 1,609.22/x
  3. Step 3: Cross multiply
    4,896.12x = 7,344.64 × 1,609.22
  4. Step 4: Simplify right side
    4,896.12x = 11,819,141.58
  5. Step 5: Solve for x
    x = 11,819,141.58/4,896.12
  6. Step 6: Final answer
    x = 2,413.98

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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.