Home / 11,218.21-15,481.24-6,182.62

Finding the Fourth Proportional to 11,218.21, 15,481.24 and 6,182.62

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Solution

The fourth proportional to 11,218.21, 15,481.24 and 6,182.62 is: 8,532.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,218.21 : 15,481.24 = 6,182.62 : x
  2. Step 2: Convert to fraction form
    11,218.21/15,481.24 = 6,182.62/x
  3. Step 3: Cross multiply
    11,218.21x = 15,481.24 × 6,182.62
  4. Step 4: Simplify right side
    11,218.21x = 95,714,546.64
  5. Step 5: Solve for x
    x = 95,714,546.64/11,218.21
  6. Step 6: Final answer
    x = 8,532.07

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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.