Home / 9,028.72-13,543.08-3,183.96

Finding the Fourth Proportional to 9,028.72, 13,543.08 and 3,183.96

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Solution

The fourth proportional to 9,028.72, 13,543.08 and 3,183.96 is: 4,775.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.72 : 13,543.08 = 3,183.96 : x
  2. Step 2: Convert to fraction form
    9,028.72/13,543.08 = 3,183.96/x
  3. Step 3: Cross multiply
    9,028.72x = 13,543.08 × 3,183.96
  4. Step 4: Simplify right side
    9,028.72x = 43,120,625.00
  5. Step 5: Solve for x
    x = 43,120,625.00/9,028.72
  6. Step 6: Final answer
    x = 4,775.94

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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.