Home / 11,619.33-17,429.00-3,828.75

Finding the Fourth Proportional to 11,619.33, 17,429.00 and 3,828.75

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Solution

The fourth proportional to 11,619.33, 17,429.00 and 3,828.75 is: 5,743.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.33 : 17,429.00 = 3,828.75 : x
  2. Step 2: Convert to fraction form
    11,619.33/17,429.00 = 3,828.75/x
  3. Step 3: Cross multiply
    11,619.33x = 17,429.00 × 3,828.75
  4. Step 4: Simplify right side
    11,619.33x = 66,731,264.61
  5. Step 5: Solve for x
    x = 66,731,264.61/11,619.33
  6. Step 6: Final answer
    x = 5,743.13

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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.