Home / 3,683.89-5,083.70-2,005.33

Finding the Fourth Proportional to 3,683.89, 5,083.70 and 2,005.33

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Solution

The fourth proportional to 3,683.89, 5,083.70 and 2,005.33 is: 2,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.89 : 5,083.70 = 2,005.33 : x
  2. Step 2: Convert to fraction form
    3,683.89/5,083.70 = 2,005.33/x
  3. Step 3: Cross multiply
    3,683.89x = 5,083.70 × 2,005.33
  4. Step 4: Simplify right side
    3,683.89x = 10,194,460.68
  5. Step 5: Solve for x
    x = 10,194,460.68/3,683.89
  6. Step 6: Final answer
    x = 2,767.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.