Home / 2,481.45-3,722.75-1,095.18

Finding the Fourth Proportional to 2,481.45, 3,722.75 and 1,095.18

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Solution

The fourth proportional to 2,481.45, 3,722.75 and 1,095.18 is: 1,643.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.45 : 3,722.75 = 1,095.18 : x
  2. Step 2: Convert to fraction form
    2,481.45/3,722.75 = 1,095.18/x
  3. Step 3: Cross multiply
    2,481.45x = 3,722.75 × 1,095.18
  4. Step 4: Simplify right side
    2,481.45x = 4,077,081.35
  5. Step 5: Solve for x
    x = 4,077,081.35/2,481.45
  6. Step 6: Final answer
    x = 1,643.02

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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.