Home / 4,274.56-6,413.82-2,631.88

Finding the Fourth Proportional to 4,274.56, 6,413.82 and 2,631.88

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Solution

The fourth proportional to 4,274.56, 6,413.82 and 2,631.88 is: 3,949.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.56 : 6,413.82 = 2,631.88 : x
  2. Step 2: Convert to fraction form
    4,274.56/6,413.82 = 2,631.88/x
  3. Step 3: Cross multiply
    4,274.56x = 6,413.82 × 2,631.88
  4. Step 4: Simplify right side
    4,274.56x = 16,880,404.58
  5. Step 5: Solve for x
    x = 16,880,404.58/4,274.56
  6. Step 6: Final answer
    x = 3,949.04

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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.