Home / 3,804.85-5,707.81-1,725.38

Finding the Fourth Proportional to 3,804.85, 5,707.81 and 1,725.38

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Solution

The fourth proportional to 3,804.85, 5,707.81 and 1,725.38 is: 2,588.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.85 : 5,707.81 = 1,725.38 : x
  2. Step 2: Convert to fraction form
    3,804.85/5,707.81 = 1,725.38/x
  3. Step 3: Cross multiply
    3,804.85x = 5,707.81 × 1,725.38
  4. Step 4: Simplify right side
    3,804.85x = 9,848,141.22
  5. Step 5: Solve for x
    x = 9,848,141.22/3,804.85
  6. Step 6: Final answer
    x = 2,588.31

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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.