Home / 7,608.05-11,408.95-3,162.67

Finding the Fourth Proportional to 7,608.05, 11,408.95 and 3,162.67

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Solution

The fourth proportional to 7,608.05, 11,408.95 and 3,162.67 is: 4,742.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,608.05 : 11,408.95 = 3,162.67 : x
  2. Step 2: Convert to fraction form
    7,608.05/11,408.95 = 3,162.67/x
  3. Step 3: Cross multiply
    7,608.05x = 11,408.95 × 3,162.67
  4. Step 4: Simplify right side
    7,608.05x = 36,082,743.90
  5. Step 5: Solve for x
    x = 36,082,743.90/7,608.05
  6. Step 6: Final answer
    x = 4,742.71

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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.