Home / 2,311.82-3,465.75-1,579.22

Finding the Fourth Proportional to 2,311.82, 3,465.75 and 1,579.22

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Solution

The fourth proportional to 2,311.82, 3,465.75 and 1,579.22 is: 2,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.82 : 3,465.75 = 1,579.22 : x
  2. Step 2: Convert to fraction form
    2,311.82/3,465.75 = 1,579.22/x
  3. Step 3: Cross multiply
    2,311.82x = 3,465.75 × 1,579.22
  4. Step 4: Simplify right side
    2,311.82x = 5,473,181.72
  5. Step 5: Solve for x
    x = 5,473,181.72/2,311.82
  6. Step 6: Final answer
    x = 2,367.48

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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.