Home / 11,705.73-17,555.97-3,383.90

Finding the Fourth Proportional to 11,705.73, 17,555.97 and 3,383.90

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Solution

The fourth proportional to 11,705.73, 17,555.97 and 3,383.90 is: 5,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,705.73 : 17,555.97 = 3,383.90 : x
  2. Step 2: Convert to fraction form
    11,705.73/17,555.97 = 3,383.90/x
  3. Step 3: Cross multiply
    11,705.73x = 17,555.97 × 3,383.90
  4. Step 4: Simplify right side
    11,705.73x = 59,407,542.18
  5. Step 5: Solve for x
    x = 59,407,542.18/11,705.73
  6. Step 6: Final answer
    x = 5,075.08

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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.