Home / 11,196.12-16,783.22-4,170.98

Finding the Fourth Proportional to 11,196.12, 16,783.22 and 4,170.98

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Solution

The fourth proportional to 11,196.12, 16,783.22 and 4,170.98 is: 6,252.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.12 : 16,783.22 = 4,170.98 : x
  2. Step 2: Convert to fraction form
    11,196.12/16,783.22 = 4,170.98/x
  3. Step 3: Cross multiply
    11,196.12x = 16,783.22 × 4,170.98
  4. Step 4: Simplify right side
    11,196.12x = 70,002,474.96
  5. Step 5: Solve for x
    x = 70,002,474.96/11,196.12
  6. Step 6: Final answer
    x = 6,252.39

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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.