Home / 11,951.73-16,493.49-6,647.04

Finding the Fourth Proportional to 11,951.73, 16,493.49 and 6,647.04

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Solution

The fourth proportional to 11,951.73, 16,493.49 and 6,647.04 is: 9,172.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,951.73 : 16,493.49 = 6,647.04 : x
  2. Step 2: Convert to fraction form
    11,951.73/16,493.49 = 6,647.04/x
  3. Step 3: Cross multiply
    11,951.73x = 16,493.49 × 6,647.04
  4. Step 4: Simplify right side
    11,951.73x = 109,632,887.77
  5. Step 5: Solve for x
    x = 109,632,887.77/11,951.73
  6. Step 6: Final answer
    x = 9,172.97

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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.