Home / 3,699.11-5,524.26-3,290.87

Finding the Fourth Proportional to 3,699.11, 5,524.26 and 3,290.87

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Solution

The fourth proportional to 3,699.11, 5,524.26 and 3,290.87 is: 4,914.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.11 : 5,524.26 = 3,290.87 : x
  2. Step 2: Convert to fraction form
    3,699.11/5,524.26 = 3,290.87/x
  3. Step 3: Cross multiply
    3,699.11x = 5,524.26 × 3,290.87
  4. Step 4: Simplify right side
    3,699.11x = 18,179,593.88
  5. Step 5: Solve for x
    x = 18,179,593.88/3,699.11
  6. Step 6: Final answer
    x = 4,914.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.