Home / 3,815.66-5,722.44-1,842.59

Finding the Fourth Proportional to 3,815.66, 5,722.44 and 1,842.59

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Solution

The fourth proportional to 3,815.66, 5,722.44 and 1,842.59 is: 2,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.66 : 5,722.44 = 1,842.59 : x
  2. Step 2: Convert to fraction form
    3,815.66/5,722.44 = 1,842.59/x
  3. Step 3: Cross multiply
    3,815.66x = 5,722.44 × 1,842.59
  4. Step 4: Simplify right side
    3,815.66x = 10,544,110.72
  5. Step 5: Solve for x
    x = 10,544,110.72/3,815.66
  6. Step 6: Final answer
    x = 2,763.38

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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.