Home / 11,736.73-16,197.02-6,431.91

Finding the Fourth Proportional to 11,736.73, 16,197.02 and 6,431.91

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Solution

The fourth proportional to 11,736.73, 16,197.02 and 6,431.91 is: 8,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,736.73 : 16,197.02 = 6,431.91 : x
  2. Step 2: Convert to fraction form
    11,736.73/16,197.02 = 6,431.91/x
  3. Step 3: Cross multiply
    11,736.73x = 16,197.02 × 6,431.91
  4. Step 4: Simplify right side
    11,736.73x = 104,177,774.91
  5. Step 5: Solve for x
    x = 104,177,774.91/11,736.73
  6. Step 6: Final answer
    x = 8,876.22

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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.