Home / 3,524.97-5,286.60-1,185.06

Finding the Fourth Proportional to 3,524.97, 5,286.60 and 1,185.06

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Solution

The fourth proportional to 3,524.97, 5,286.60 and 1,185.06 is: 1,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.97 : 5,286.60 = 1,185.06 : x
  2. Step 2: Convert to fraction form
    3,524.97/5,286.60 = 1,185.06/x
  3. Step 3: Cross multiply
    3,524.97x = 5,286.60 × 1,185.06
  4. Step 4: Simplify right side
    3,524.97x = 6,264,938.20
  5. Step 5: Solve for x
    x = 6,264,938.20/3,524.97
  6. Step 6: Final answer
    x = 1,777.30

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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.