Home / 3,299.07-4,949.15-1,219.08

Finding the Fourth Proportional to 3,299.07, 4,949.15 and 1,219.08

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Solution

The fourth proportional to 3,299.07, 4,949.15 and 1,219.08 is: 1,828.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.07 : 4,949.15 = 1,219.08 : x
  2. Step 2: Convert to fraction form
    3,299.07/4,949.15 = 1,219.08/x
  3. Step 3: Cross multiply
    3,299.07x = 4,949.15 × 1,219.08
  4. Step 4: Simplify right side
    3,299.07x = 6,033,394.27
  5. Step 5: Solve for x
    x = 6,033,394.27/3,299.07
  6. Step 6: Final answer
    x = 1,828.82

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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.