Home / 2,415.82-3,616.67-1,833.11

Finding the Fourth Proportional to 2,415.82, 3,616.67 and 1,833.11

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Solution

The fourth proportional to 2,415.82, 3,616.67 and 1,833.11 is: 2,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.82 : 3,616.67 = 1,833.11 : x
  2. Step 2: Convert to fraction form
    2,415.82/3,616.67 = 1,833.11/x
  3. Step 3: Cross multiply
    2,415.82x = 3,616.67 × 1,833.11
  4. Step 4: Simplify right side
    2,415.82x = 6,629,737.31
  5. Step 5: Solve for x
    x = 6,629,737.31/2,415.82
  6. Step 6: Final answer
    x = 2,744.30

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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.