Home / 11,343.43-17,016.90-3,551.50

Finding the Fourth Proportional to 11,343.43, 17,016.90 and 3,551.50

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Solution

The fourth proportional to 11,343.43, 17,016.90 and 3,551.50 is: 5,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,343.43 : 17,016.90 = 3,551.50 : x
  2. Step 2: Convert to fraction form
    11,343.43/17,016.90 = 3,551.50/x
  3. Step 3: Cross multiply
    11,343.43x = 17,016.90 × 3,551.50
  4. Step 4: Simplify right side
    11,343.43x = 60,435,520.35
  5. Step 5: Solve for x
    x = 60,435,520.35/11,343.43
  6. Step 6: Final answer
    x = 5,327.80

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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.