Home / 4,019.70-6,028.80-1,245.96

Finding the Fourth Proportional to 4,019.70, 6,028.80 and 1,245.96

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Solution

The fourth proportional to 4,019.70, 6,028.80 and 1,245.96 is: 1,868.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.70 : 6,028.80 = 1,245.96 : x
  2. Step 2: Convert to fraction form
    4,019.70/6,028.80 = 1,245.96/x
  3. Step 3: Cross multiply
    4,019.70x = 6,028.80 × 1,245.96
  4. Step 4: Simplify right side
    4,019.70x = 7,511,643.65
  5. Step 5: Solve for x
    x = 7,511,643.65/4,019.70
  6. Step 6: Final answer
    x = 1,868.71

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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.