Home / 6,942.75-10,413.36-1,748.63

Finding the Fourth Proportional to 6,942.75, 10,413.36 and 1,748.63

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Solution

The fourth proportional to 6,942.75, 10,413.36 and 1,748.63 is: 2,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.75 : 10,413.36 = 1,748.63 : x
  2. Step 2: Convert to fraction form
    6,942.75/10,413.36 = 1,748.63/x
  3. Step 3: Cross multiply
    6,942.75x = 10,413.36 × 1,748.63
  4. Step 4: Simplify right side
    6,942.75x = 18,209,061.63
  5. Step 5: Solve for x
    x = 18,209,061.63/6,942.75
  6. Step 6: Final answer
    x = 2,622.74

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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.