Home / 7,163.07-10,743.21-3,604.25

Finding the Fourth Proportional to 7,163.07, 10,743.21 and 3,604.25

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Solution

The fourth proportional to 7,163.07, 10,743.21 and 3,604.25 is: 5,405.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163.07 : 10,743.21 = 3,604.25 : x
  2. Step 2: Convert to fraction form
    7,163.07/10,743.21 = 3,604.25/x
  3. Step 3: Cross multiply
    7,163.07x = 10,743.21 × 3,604.25
  4. Step 4: Simplify right side
    7,163.07x = 38,721,160.93
  5. Step 5: Solve for x
    x = 38,721,160.93/7,163.07
  6. Step 6: Final answer
    x = 5,405.67

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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.