Home / 11,608.12-17,414.77-4,212.42

Finding the Fourth Proportional to 11,608.12, 17,414.77 and 4,212.42

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Solution

The fourth proportional to 11,608.12, 17,414.77 and 4,212.42 is: 6,319.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.12 : 17,414.77 = 4,212.42 : x
  2. Step 2: Convert to fraction form
    11,608.12/17,414.77 = 4,212.42/x
  3. Step 3: Cross multiply
    11,608.12x = 17,414.77 × 4,212.42
  4. Step 4: Simplify right side
    11,608.12x = 73,358,325.44
  5. Step 5: Solve for x
    x = 73,358,325.44/11,608.12
  6. Step 6: Final answer
    x = 6,319.57

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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.