Home / 11,236.34-15,505.97-6,131.82

Finding the Fourth Proportional to 11,236.34, 15,505.97 and 6,131.82

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Solution

The fourth proportional to 11,236.34, 15,505.97 and 6,131.82 is: 8,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.34 : 15,505.97 = 6,131.82 : x
  2. Step 2: Convert to fraction form
    11,236.34/15,505.97 = 6,131.82/x
  3. Step 3: Cross multiply
    11,236.34x = 15,505.97 × 6,131.82
  4. Step 4: Simplify right side
    11,236.34x = 95,079,816.97
  5. Step 5: Solve for x
    x = 95,079,816.97/11,236.34
  6. Step 6: Final answer
    x = 8,461.81

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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.