Home / 11,212.56-15,472.13-6,177

Finding the Fourth Proportional to 11,212.56, 15,472.13 and 6,177

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Solution

The fourth proportional to 11,212.56, 15,472.13 and 6,177 is: 8,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.56 : 15,472.13 = 6,177 : x
  2. Step 2: Convert to fraction form
    11,212.56/15,472.13 = 6,177/x
  3. Step 3: Cross multiply
    11,212.56x = 15,472.13 × 6,177
  4. Step 4: Simplify right side
    11,212.56x = 95,571,347.01
  5. Step 5: Solve for x
    x = 95,571,347.01/11,212.56
  6. Step 6: Final answer
    x = 8,523.60

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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.