Home / 11,791.99-16,273.23-6,486.94

Finding the Fourth Proportional to 11,791.99, 16,273.23 and 6,486.94

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Solution

The fourth proportional to 11,791.99, 16,273.23 and 6,486.94 is: 8,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.99 : 16,273.23 = 6,486.94 : x
  2. Step 2: Convert to fraction form
    11,791.99/16,273.23 = 6,486.94/x
  3. Step 3: Cross multiply
    11,791.99x = 16,273.23 × 6,486.94
  4. Step 4: Simplify right side
    11,791.99x = 105,563,466.62
  5. Step 5: Solve for x
    x = 105,563,466.62/11,791.99
  6. Step 6: Final answer
    x = 8,952.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.