Home / 11,591.49-15,996.18-6,286.30

Finding the Fourth Proportional to 11,591.49, 15,996.18 and 6,286.30

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Solution

The fourth proportional to 11,591.49, 15,996.18 and 6,286.30 is: 8,675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.49 : 15,996.18 = 6,286.30 : x
  2. Step 2: Convert to fraction form
    11,591.49/15,996.18 = 6,286.30/x
  3. Step 3: Cross multiply
    11,591.49x = 15,996.18 × 6,286.30
  4. Step 4: Simplify right side
    11,591.49x = 100,556,786.33
  5. Step 5: Solve for x
    x = 100,556,786.33/11,591.49
  6. Step 6: Final answer
    x = 8,675.05

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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.