Home / 6,406.08-9,607.92-2,942.48

Finding the Fourth Proportional to 6,406.08, 9,607.92 and 2,942.48

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Solution

The fourth proportional to 6,406.08, 9,607.92 and 2,942.48 is: 4,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.08 : 9,607.92 = 2,942.48 : x
  2. Step 2: Convert to fraction form
    6,406.08/9,607.92 = 2,942.48/x
  3. Step 3: Cross multiply
    6,406.08x = 9,607.92 × 2,942.48
  4. Step 4: Simplify right side
    6,406.08x = 28,271,112.44
  5. Step 5: Solve for x
    x = 28,271,112.44/6,406.08
  6. Step 6: Final answer
    x = 4,413.17

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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.