Home / 4,968.65-7,450.53-2,776.79

Finding the Fourth Proportional to 4,968.65, 7,450.53 and 2,776.79

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Solution

The fourth proportional to 4,968.65, 7,450.53 and 2,776.79 is: 4,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.65 : 7,450.53 = 2,776.79 : x
  2. Step 2: Convert to fraction form
    4,968.65/7,450.53 = 2,776.79/x
  3. Step 3: Cross multiply
    4,968.65x = 7,450.53 × 2,776.79
  4. Step 4: Simplify right side
    4,968.65x = 20,688,519.95
  5. Step 5: Solve for x
    x = 20,688,519.95/4,968.65
  6. Step 6: Final answer
    x = 4,163.82

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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.