Home / 3,903.06-5,388.64-2,413.02

Finding the Fourth Proportional to 3,903.06, 5,388.64 and 2,413.02

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Solution

The fourth proportional to 3,903.06, 5,388.64 and 2,413.02 is: 3,331.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.06 : 5,388.64 = 2,413.02 : x
  2. Step 2: Convert to fraction form
    3,903.06/5,388.64 = 2,413.02/x
  3. Step 3: Cross multiply
    3,903.06x = 5,388.64 × 2,413.02
  4. Step 4: Simplify right side
    3,903.06x = 13,002,896.09
  5. Step 5: Solve for x
    x = 13,002,896.09/3,903.06
  6. Step 6: Final answer
    x = 3,331.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.