Home / 4,806.51-7,211.92-2,611.95

Finding the Fourth Proportional to 4,806.51, 7,211.92 and 2,611.95

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Solution

The fourth proportional to 4,806.51, 7,211.92 and 2,611.95 is: 3,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,806.51 : 7,211.92 = 2,611.95 : x
  2. Step 2: Convert to fraction form
    4,806.51/7,211.92 = 2,611.95/x
  3. Step 3: Cross multiply
    4,806.51x = 7,211.92 × 2,611.95
  4. Step 4: Simplify right side
    4,806.51x = 18,837,174.44
  5. Step 5: Solve for x
    x = 18,837,174.44/4,806.51
  6. Step 6: Final answer
    x = 3,919.10

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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.