Home / 2,682.45-3,697.97-1,841.81

Finding the Fourth Proportional to 2,682.45, 3,697.97 and 1,841.81

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Solution

The fourth proportional to 2,682.45, 3,697.97 and 1,841.81 is: 2,539.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.45 : 3,697.97 = 1,841.81 : x
  2. Step 2: Convert to fraction form
    2,682.45/3,697.97 = 1,841.81/x
  3. Step 3: Cross multiply
    2,682.45x = 3,697.97 × 1,841.81
  4. Step 4: Simplify right side
    2,682.45x = 6,810,930.43
  5. Step 5: Solve for x
    x = 6,810,930.43/2,682.45
  6. Step 6: Final answer
    x = 2,539.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.