Home / 11,682.10-17,523.39-4,186.15

Finding the Fourth Proportional to 11,682.10, 17,523.39 and 4,186.15

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Solution

The fourth proportional to 11,682.10, 17,523.39 and 4,186.15 is: 6,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.10 : 17,523.39 = 4,186.15 : x
  2. Step 2: Convert to fraction form
    11,682.10/17,523.39 = 4,186.15/x
  3. Step 3: Cross multiply
    11,682.10x = 17,523.39 × 4,186.15
  4. Step 4: Simplify right side
    11,682.10x = 73,355,489.03
  5. Step 5: Solve for x
    x = 73,355,489.03/11,682.10
  6. Step 6: Final answer
    x = 6,279.31

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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.