Home / 3,299.67-4,949.91-1,219.32

Finding the Fourth Proportional to 3,299.67, 4,949.91 and 1,219.32

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Solution

The fourth proportional to 3,299.67, 4,949.91 and 1,219.32 is: 1,829.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.67 : 4,949.91 = 1,219.32 : x
  2. Step 2: Convert to fraction form
    3,299.67/4,949.91 = 1,219.32/x
  3. Step 3: Cross multiply
    3,299.67x = 4,949.91 × 1,219.32
  4. Step 4: Simplify right side
    3,299.67x = 6,035,524.26
  5. Step 5: Solve for x
    x = 6,035,524.26/3,299.67
  6. Step 6: Final answer
    x = 1,829.13

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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.