Home / 7,173.38-10,760.47-2,556.38

Finding the Fourth Proportional to 7,173.38, 10,760.47 and 2,556.38

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Solution

The fourth proportional to 7,173.38, 10,760.47 and 2,556.38 is: 3,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.38 : 10,760.47 = 2,556.38 : x
  2. Step 2: Convert to fraction form
    7,173.38/10,760.47 = 2,556.38/x
  3. Step 3: Cross multiply
    7,173.38x = 10,760.47 × 2,556.38
  4. Step 4: Simplify right side
    7,173.38x = 27,507,790.11
  5. Step 5: Solve for x
    x = 27,507,790.11/7,173.38
  6. Step 6: Final answer
    x = 3,834.71

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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.