Home / 3,329.67-4,994.45-1,021.11

Finding the Fourth Proportional to 3,329.67, 4,994.45 and 1,021.11

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Solution

The fourth proportional to 3,329.67, 4,994.45 and 1,021.11 is: 1,531.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.67 : 4,994.45 = 1,021.11 : x
  2. Step 2: Convert to fraction form
    3,329.67/4,994.45 = 1,021.11/x
  3. Step 3: Cross multiply
    3,329.67x = 4,994.45 × 1,021.11
  4. Step 4: Simplify right side
    3,329.67x = 5,099,877.73
  5. Step 5: Solve for x
    x = 5,099,877.73/3,329.67
  6. Step 6: Final answer
    x = 1,531.65

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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.