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Finding the Fourth Proportional to 6,610.65, 9,912.69 and 2,450.49

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Solution

The fourth proportional to 6,610.65, 9,912.69 and 2,450.49 is: 3,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.65 : 9,912.69 = 2,450.49 : x
  2. Step 2: Convert to fraction form
    6,610.65/9,912.69 = 2,450.49/x
  3. Step 3: Cross multiply
    6,610.65x = 9,912.69 × 2,450.49
  4. Step 4: Simplify right side
    6,610.65x = 24,290,947.72
  5. Step 5: Solve for x
    x = 24,290,947.72/6,610.65
  6. Step 6: Final answer
    x = 3,674.52

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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.