Home / 11,072.20-16,608.68-3,577.20

Finding the Fourth Proportional to 11,072.20, 16,608.68 and 3,577.20

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Solution

The fourth proportional to 11,072.20, 16,608.68 and 3,577.20 is: 5,365.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.20 : 16,608.68 = 3,577.20 : x
  2. Step 2: Convert to fraction form
    11,072.20/16,608.68 = 3,577.20/x
  3. Step 3: Cross multiply
    11,072.20x = 16,608.68 × 3,577.20
  4. Step 4: Simplify right side
    11,072.20x = 59,412,570.10
  5. Step 5: Solve for x
    x = 59,412,570.10/11,072.20
  6. Step 6: Final answer
    x = 5,365.92

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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.