Home / 7,504.09-11,249.82-3,553.06

Finding the Fourth Proportional to 7,504.09, 11,249.82 and 3,553.06

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Solution

The fourth proportional to 7,504.09, 11,249.82 and 3,553.06 is: 5,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.09 : 11,249.82 = 3,553.06 : x
  2. Step 2: Convert to fraction form
    7,504.09/11,249.82 = 3,553.06/x
  3. Step 3: Cross multiply
    7,504.09x = 11,249.82 × 3,553.06
  4. Step 4: Simplify right side
    7,504.09x = 39,971,285.45
  5. Step 5: Solve for x
    x = 39,971,285.45/7,504.09
  6. Step 6: Final answer
    x = 5,326.60

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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.