Home / 3,659.34-5,489.82-1,194.11

Finding the Fourth Proportional to 3,659.34, 5,489.82 and 1,194.11

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Solution

The fourth proportional to 3,659.34, 5,489.82 and 1,194.11 is: 1,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.34 : 5,489.82 = 1,194.11 : x
  2. Step 2: Convert to fraction form
    3,659.34/5,489.82 = 1,194.11/x
  3. Step 3: Cross multiply
    3,659.34x = 5,489.82 × 1,194.11
  4. Step 4: Simplify right side
    3,659.34x = 6,555,421.51
  5. Step 5: Solve for x
    x = 6,555,421.51/3,659.34
  6. Step 6: Final answer
    x = 1,791.42

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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.