Home / 11,324.40-16,986.60-3,533.22

Finding the Fourth Proportional to 11,324.40, 16,986.60 and 3,533.22

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Solution

The fourth proportional to 11,324.40, 16,986.60 and 3,533.22 is: 5,299.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.40 : 16,986.60 = 3,533.22 : x
  2. Step 2: Convert to fraction form
    11,324.40/16,986.60 = 3,533.22/x
  3. Step 3: Cross multiply
    11,324.40x = 16,986.60 × 3,533.22
  4. Step 4: Simplify right side
    11,324.40x = 60,017,394.85
  5. Step 5: Solve for x
    x = 60,017,394.85/11,324.40
  6. Step 6: Final answer
    x = 5,299.83

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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.