Home / 11,609.01-17,416.89-4,213.35

Finding the Fourth Proportional to 11,609.01, 17,416.89 and 4,213.35

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Solution

The fourth proportional to 11,609.01, 17,416.89 and 4,213.35 is: 6,321.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.01 : 17,416.89 = 4,213.35 : x
  2. Step 2: Convert to fraction form
    11,609.01/17,416.89 = 4,213.35/x
  3. Step 3: Cross multiply
    11,609.01x = 17,416.89 × 4,213.35
  4. Step 4: Simplify right side
    11,609.01x = 73,383,453.48
  5. Step 5: Solve for x
    x = 73,383,453.48/11,609.01
  6. Step 6: Final answer
    x = 6,321.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.