Home / 11,591.67-15,996.51-6,286.50

Finding the Fourth Proportional to 11,591.67, 15,996.51 and 6,286.50

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Solution

The fourth proportional to 11,591.67, 15,996.51 and 6,286.50 is: 8,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.67 : 15,996.51 = 6,286.50 : x
  2. Step 2: Convert to fraction form
    11,591.67/15,996.51 = 6,286.50/x
  3. Step 3: Cross multiply
    11,591.67x = 15,996.51 × 6,286.50
  4. Step 4: Simplify right side
    11,591.67x = 100,562,060.12
  5. Step 5: Solve for x
    x = 100,562,060.12/11,591.67
  6. Step 6: Final answer
    x = 8,675.37

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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.