Home / 3,329.62-4,994.44-1,021.12

Finding the Fourth Proportional to 3,329.62, 4,994.44 and 1,021.12

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Solution

The fourth proportional to 3,329.62, 4,994.44 and 1,021.12 is: 1,531.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.62 : 4,994.44 = 1,021.12 : x
  2. Step 2: Convert to fraction form
    3,329.62/4,994.44 = 1,021.12/x
  3. Step 3: Cross multiply
    3,329.62x = 4,994.44 × 1,021.12
  4. Step 4: Simplify right side
    3,329.62x = 5,099,922.57
  5. Step 5: Solve for x
    x = 5,099,922.57/3,329.62
  6. Step 6: Final answer
    x = 1,531.68

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Double scale
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Similar ratio
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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.