Home / 9,193.68-13,791.04-2,620.38

Finding the Fourth Proportional to 9,193.68, 13,791.04 and 2,620.38

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Solution

The fourth proportional to 9,193.68, 13,791.04 and 2,620.38 is: 3,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.68 : 13,791.04 = 2,620.38 : x
  2. Step 2: Convert to fraction form
    9,193.68/13,791.04 = 2,620.38/x
  3. Step 3: Cross multiply
    9,193.68x = 13,791.04 × 2,620.38
  4. Step 4: Simplify right side
    9,193.68x = 36,137,730.92
  5. Step 5: Solve for x
    x = 36,137,730.92/9,193.68
  6. Step 6: Final answer
    x = 3,930.71

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1.5x scale

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.