Home / 8,277.36-12,413.94-3,345.54

Finding the Fourth Proportional to 8,277.36, 12,413.94 and 3,345.54

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Solution

The fourth proportional to 8,277.36, 12,413.94 and 3,345.54 is: 5,017.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.36 : 12,413.94 = 3,345.54 : x
  2. Step 2: Convert to fraction form
    8,277.36/12,413.94 = 3,345.54/x
  3. Step 3: Cross multiply
    8,277.36x = 12,413.94 × 3,345.54
  4. Step 4: Simplify right side
    8,277.36x = 41,531,332.83
  5. Step 5: Solve for x
    x = 41,531,332.83/8,277.36
  6. Step 6: Final answer
    x = 5,017.46

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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.