Home / 11,191.22-16,771.68-4,261.94

Finding the Fourth Proportional to 11,191.22, 16,771.68 and 4,261.94

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Solution

The fourth proportional to 11,191.22, 16,771.68 and 4,261.94 is: 6,387.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191.22 : 16,771.68 = 4,261.94 : x
  2. Step 2: Convert to fraction form
    11,191.22/16,771.68 = 4,261.94/x
  3. Step 3: Cross multiply
    11,191.22x = 16,771.68 × 4,261.94
  4. Step 4: Simplify right side
    11,191.22x = 71,479,810.00
  5. Step 5: Solve for x
    x = 71,479,810.00/11,191.22
  6. Step 6: Final answer
    x = 6,387.14

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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.