Home / 4,942.40-7,413.56-2,018.66

Finding the Fourth Proportional to 4,942.40, 7,413.56 and 2,018.66

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Solution

The fourth proportional to 4,942.40, 7,413.56 and 2,018.66 is: 3,027.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.40 : 7,413.56 = 2,018.66 : x
  2. Step 2: Convert to fraction form
    4,942.40/7,413.56 = 2,018.66/x
  3. Step 3: Cross multiply
    4,942.40x = 7,413.56 × 2,018.66
  4. Step 4: Simplify right side
    4,942.40x = 14,965,457.03
  5. Step 5: Solve for x
    x = 14,965,457.03/4,942.40
  6. Step 6: Final answer
    x = 3,027.97

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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.