Home / 3,072.35-4,605.07-1,222.96

Finding the Fourth Proportional to 3,072.35, 4,605.07 and 1,222.96

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Solution

The fourth proportional to 3,072.35, 4,605.07 and 1,222.96 is: 1,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.35 : 4,605.07 = 1,222.96 : x
  2. Step 2: Convert to fraction form
    3,072.35/4,605.07 = 1,222.96/x
  3. Step 3: Cross multiply
    3,072.35x = 4,605.07 × 1,222.96
  4. Step 4: Simplify right side
    3,072.35x = 5,631,816.41
  5. Step 5: Solve for x
    x = 5,631,816.41/3,072.35
  6. Step 6: Final answer
    x = 1,833.06

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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.