Home / 3,828.36-5,740.04-1,608.24

Finding the Fourth Proportional to 3,828.36, 5,740.04 and 1,608.24

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Solution

The fourth proportional to 3,828.36, 5,740.04 and 1,608.24 is: 2,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.36 : 5,740.04 = 1,608.24 : x
  2. Step 2: Convert to fraction form
    3,828.36/5,740.04 = 1,608.24/x
  3. Step 3: Cross multiply
    3,828.36x = 5,740.04 × 1,608.24
  4. Step 4: Simplify right side
    3,828.36x = 9,231,353.89
  5. Step 5: Solve for x
    x = 9,231,353.89/3,828.36
  6. Step 6: Final answer
    x = 2,411.31

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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.