Home / 11,485.52-17,226.60-5,480.24

Finding the Fourth Proportional to 11,485.52, 17,226.60 and 5,480.24

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Solution

The fourth proportional to 11,485.52, 17,226.60 and 5,480.24 is: 8,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.52 : 17,226.60 = 5,480.24 : x
  2. Step 2: Convert to fraction form
    11,485.52/17,226.60 = 5,480.24/x
  3. Step 3: Cross multiply
    11,485.52x = 17,226.60 × 5,480.24
  4. Step 4: Simplify right side
    11,485.52x = 94,405,902.38
  5. Step 5: Solve for x
    x = 94,405,902.38/11,485.52
  6. Step 6: Final answer
    x = 8,219.56

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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.