Home / 5,933.16-8,189.45-3,918.06

Finding the Fourth Proportional to 5,933.16, 8,189.45 and 3,918.06

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Solution

The fourth proportional to 5,933.16, 8,189.45 and 3,918.06 is: 5,408.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,933.16 : 8,189.45 = 3,918.06 : x
  2. Step 2: Convert to fraction form
    5,933.16/8,189.45 = 3,918.06/x
  3. Step 3: Cross multiply
    5,933.16x = 8,189.45 × 3,918.06
  4. Step 4: Simplify right side
    5,933.16x = 32,086,736.88
  5. Step 5: Solve for x
    x = 32,086,736.88/5,933.16
  6. Step 6: Final answer
    x = 5,408.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.