Home / 3,828.00-5,743.48-1,489.65

Finding the Fourth Proportional to 3,828.00, 5,743.48 and 1,489.65

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Solution

The fourth proportional to 3,828.00, 5,743.48 and 1,489.65 is: 2,235.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.00 : 5,743.48 = 1,489.65 : x
  2. Step 2: Convert to fraction form
    3,828.00/5,743.48 = 1,489.65/x
  3. Step 3: Cross multiply
    3,828.00x = 5,743.48 × 1,489.65
  4. Step 4: Simplify right side
    3,828.00x = 8,555,787.66
  5. Step 5: Solve for x
    x = 8,555,787.66/3,828.00
  6. Step 6: Final answer
    x = 2,235.05

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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.