Home / 7,100.94-10,651.50-2,718.66

Finding the Fourth Proportional to 7,100.94, 10,651.50 and 2,718.66

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Solution

The fourth proportional to 7,100.94, 10,651.50 and 2,718.66 is: 4,078.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100.94 : 10,651.50 = 2,718.66 : x
  2. Step 2: Convert to fraction form
    7,100.94/10,651.50 = 2,718.66/x
  3. Step 3: Cross multiply
    7,100.94x = 10,651.50 × 2,718.66
  4. Step 4: Simplify right side
    7,100.94x = 28,957,806.99
  5. Step 5: Solve for x
    x = 28,957,806.99/7,100.94
  6. Step 6: Final answer
    x = 4,078.02

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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.