Home / 11,589.90-17,383.01-3,691.39

Finding the Fourth Proportional to 11,589.90, 17,383.01 and 3,691.39

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Solution

The fourth proportional to 11,589.90, 17,383.01 and 3,691.39 is: 5,536.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.90 : 17,383.01 = 3,691.39 : x
  2. Step 2: Convert to fraction form
    11,589.90/17,383.01 = 3,691.39/x
  3. Step 3: Cross multiply
    11,589.90x = 17,383.01 × 3,691.39
  4. Step 4: Simplify right side
    11,589.90x = 64,167,363.91
  5. Step 5: Solve for x
    x = 64,167,363.91/11,589.90
  6. Step 6: Final answer
    x = 5,536.49

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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.