Home / 4,936.95-7,404.86-1,976.67

Finding the Fourth Proportional to 4,936.95, 7,404.86 and 1,976.67

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Solution

The fourth proportional to 4,936.95, 7,404.86 and 1,976.67 is: 2,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.95 : 7,404.86 = 1,976.67 : x
  2. Step 2: Convert to fraction form
    4,936.95/7,404.86 = 1,976.67/x
  3. Step 3: Cross multiply
    4,936.95x = 7,404.86 × 1,976.67
  4. Step 4: Simplify right side
    4,936.95x = 14,636,964.62
  5. Step 5: Solve for x
    x = 14,636,964.62/4,936.95
  6. Step 6: Final answer
    x = 2,964.78

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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.