Home / 11,197.55-16,798.82-3,406.97

Finding the Fourth Proportional to 11,197.55, 16,798.82 and 3,406.97

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Solution

The fourth proportional to 11,197.55, 16,798.82 and 3,406.97 is: 5,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.55 : 16,798.82 = 3,406.97 : x
  2. Step 2: Convert to fraction form
    11,197.55/16,798.82 = 3,406.97/x
  3. Step 3: Cross multiply
    11,197.55x = 16,798.82 × 3,406.97
  4. Step 4: Simplify right side
    11,197.55x = 57,232,974.75
  5. Step 5: Solve for x
    x = 57,232,974.75/11,197.55
  6. Step 6: Final answer
    x = 5,111.21

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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.