Home / 3,845.58-5,767.46-1,072.34

Finding the Fourth Proportional to 3,845.58, 5,767.46 and 1,072.34

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Solution

The fourth proportional to 3,845.58, 5,767.46 and 1,072.34 is: 1,608.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.58 : 5,767.46 = 1,072.34 : x
  2. Step 2: Convert to fraction form
    3,845.58/5,767.46 = 1,072.34/x
  3. Step 3: Cross multiply
    3,845.58x = 5,767.46 × 1,072.34
  4. Step 4: Simplify right side
    3,845.58x = 6,184,678.06
  5. Step 5: Solve for x
    x = 6,184,678.06/3,845.58
  6. Step 6: Final answer
    x = 1,608.26

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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.