Home / 11,119.12-16,682.52-4,197.52

Finding the Fourth Proportional to 11,119.12, 16,682.52 and 4,197.52

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Solution

The fourth proportional to 11,119.12, 16,682.52 and 4,197.52 is: 6,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.12 : 16,682.52 = 4,197.52 : x
  2. Step 2: Convert to fraction form
    11,119.12/16,682.52 = 4,197.52/x
  3. Step 3: Cross multiply
    11,119.12x = 16,682.52 × 4,197.52
  4. Step 4: Simplify right side
    11,119.12x = 70,025,211.35
  5. Step 5: Solve for x
    x = 70,025,211.35/11,119.12
  6. Step 6: Final answer
    x = 6,297.73

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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.