Home / 3,682.39-5,523.56-1,491.09

Finding the Fourth Proportional to 3,682.39, 5,523.56 and 1,491.09

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Solution

The fourth proportional to 3,682.39, 5,523.56 and 1,491.09 is: 2,236.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.39 : 5,523.56 = 1,491.09 : x
  2. Step 2: Convert to fraction form
    3,682.39/5,523.56 = 1,491.09/x
  3. Step 3: Cross multiply
    3,682.39x = 5,523.56 × 1,491.09
  4. Step 4: Simplify right side
    3,682.39x = 8,236,125.08
  5. Step 5: Solve for x
    x = 8,236,125.08/3,682.39
  6. Step 6: Final answer
    x = 2,236.62

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1.5x scale

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.