Home / 11,126.42-16,694.25-4,883.20

Finding the Fourth Proportional to 11,126.42, 16,694.25 and 4,883.20

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Solution

The fourth proportional to 11,126.42, 16,694.25 and 4,883.20 is: 7,326.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.42 : 16,694.25 = 4,883.20 : x
  2. Step 2: Convert to fraction form
    11,126.42/16,694.25 = 4,883.20/x
  3. Step 3: Cross multiply
    11,126.42x = 16,694.25 × 4,883.20
  4. Step 4: Simplify right side
    11,126.42x = 81,521,361.60
  5. Step 5: Solve for x
    x = 81,521,361.60/11,126.42
  6. Step 6: Final answer
    x = 7,326.83

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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.