Home / 7,497.82-11,245.68-4,121.67

Finding the Fourth Proportional to 7,497.82, 11,245.68 and 4,121.67

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Solution

The fourth proportional to 7,497.82, 11,245.68 and 4,121.67 is: 6,181.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.82 : 11,245.68 = 4,121.67 : x
  2. Step 2: Convert to fraction form
    7,497.82/11,245.68 = 4,121.67/x
  3. Step 3: Cross multiply
    7,497.82x = 11,245.68 × 4,121.67
  4. Step 4: Simplify right side
    7,497.82x = 46,350,981.89
  5. Step 5: Solve for x
    x = 46,350,981.89/7,497.82
  6. Step 6: Final answer
    x = 6,181.93

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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.