Home / 3,328.67-4,992.94-1,020.11

Finding the Fourth Proportional to 3,328.67, 4,992.94 and 1,020.11

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Solution

The fourth proportional to 3,328.67, 4,992.94 and 1,020.11 is: 1,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.67 : 4,992.94 = 1,020.11 : x
  2. Step 2: Convert to fraction form
    3,328.67/4,992.94 = 1,020.11/x
  3. Step 3: Cross multiply
    3,328.67x = 4,992.94 × 1,020.11
  4. Step 4: Simplify right side
    3,328.67x = 5,093,348.02
  5. Step 5: Solve for x
    x = 5,093,348.02/3,328.67
  6. Step 6: Final answer
    x = 1,530.15

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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.