Home / 11,015.40-16,523.56-3,224.21

Finding the Fourth Proportional to 11,015.40, 16,523.56 and 3,224.21

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Solution

The fourth proportional to 11,015.40, 16,523.56 and 3,224.21 is: 4,836.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.40 : 16,523.56 = 3,224.21 : x
  2. Step 2: Convert to fraction form
    11,015.40/16,523.56 = 3,224.21/x
  3. Step 3: Cross multiply
    11,015.40x = 16,523.56 × 3,224.21
  4. Step 4: Simplify right side
    11,015.40x = 53,275,427.39
  5. Step 5: Solve for x
    x = 53,275,427.39/11,015.40
  6. Step 6: Final answer
    x = 4,836.45

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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.