Home / 11,481.72-17,235.58-4,561.08

Finding the Fourth Proportional to 11,481.72, 17,235.58 and 4,561.08

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Solution

The fourth proportional to 11,481.72, 17,235.58 and 4,561.08 is: 6,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,481.72 : 17,235.58 = 4,561.08 : x
  2. Step 2: Convert to fraction form
    11,481.72/17,235.58 = 4,561.08/x
  3. Step 3: Cross multiply
    11,481.72x = 17,235.58 × 4,561.08
  4. Step 4: Simplify right side
    11,481.72x = 78,612,859.23
  5. Step 5: Solve for x
    x = 78,612,859.23/11,481.72
  6. Step 6: Final answer
    x = 6,846.78

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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.