Home / 11,013.63-16,520.58-3,222.60

Finding the Fourth Proportional to 11,013.63, 16,520.58 and 3,222.60

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Solution

The fourth proportional to 11,013.63, 16,520.58 and 3,222.60 is: 4,833.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.63 : 16,520.58 = 3,222.60 : x
  2. Step 2: Convert to fraction form
    11,013.63/16,520.58 = 3,222.60/x
  3. Step 3: Cross multiply
    11,013.63x = 16,520.58 × 3,222.60
  4. Step 4: Simplify right side
    11,013.63x = 53,239,221.11
  5. Step 5: Solve for x
    x = 53,239,221.11/11,013.63
  6. Step 6: Final answer
    x = 4,833.94

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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.