Home / 11,609.85-17,416.84-3,713.09

Finding the Fourth Proportional to 11,609.85, 17,416.84 and 3,713.09

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Solution

The fourth proportional to 11,609.85, 17,416.84 and 3,713.09 is: 5,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.85 : 17,416.84 = 3,713.09 : x
  2. Step 2: Convert to fraction form
    11,609.85/17,416.84 = 3,713.09/x
  3. Step 3: Cross multiply
    11,609.85x = 17,416.84 × 3,713.09
  4. Step 4: Simplify right side
    11,609.85x = 64,670,207.35
  5. Step 5: Solve for x
    x = 64,670,207.35/11,609.85
  6. Step 6: Final answer
    x = 5,570.29

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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.