Home / 5,591.89-8,388.09-3,955.75

Finding the Fourth Proportional to 5,591.89, 8,388.09 and 3,955.75

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Solution

The fourth proportional to 5,591.89, 8,388.09 and 3,955.75 is: 5,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.89 : 8,388.09 = 3,955.75 : x
  2. Step 2: Convert to fraction form
    5,591.89/8,388.09 = 3,955.75/x
  3. Step 3: Cross multiply
    5,591.89x = 8,388.09 × 3,955.75
  4. Step 4: Simplify right side
    5,591.89x = 33,181,187.02
  5. Step 5: Solve for x
    x = 33,181,187.02/5,591.89
  6. Step 6: Final answer
    x = 5,933.81

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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.