Home / 3,962.62-5,944.70-1,189.08

Finding the Fourth Proportional to 3,962.62, 5,944.70 and 1,189.08

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Solution

The fourth proportional to 3,962.62, 5,944.70 and 1,189.08 is: 1,783.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.62 : 5,944.70 = 1,189.08 : x
  2. Step 2: Convert to fraction form
    3,962.62/5,944.70 = 1,189.08/x
  3. Step 3: Cross multiply
    3,962.62x = 5,944.70 × 1,189.08
  4. Step 4: Simplify right side
    3,962.62x = 7,068,723.88
  5. Step 5: Solve for x
    x = 7,068,723.88/3,962.62
  6. Step 6: Final answer
    x = 1,783.85

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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.