Home / 5,933.58-8,190.05-3,918.47

Finding the Fourth Proportional to 5,933.58, 8,190.05 and 3,918.47

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Solution

The fourth proportional to 5,933.58, 8,190.05 and 3,918.47 is: 5,408.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,933.58 : 8,190.05 = 3,918.47 : x
  2. Step 2: Convert to fraction form
    5,933.58/8,190.05 = 3,918.47/x
  3. Step 3: Cross multiply
    5,933.58x = 8,190.05 × 3,918.47
  4. Step 4: Simplify right side
    5,933.58x = 32,092,404.68
  5. Step 5: Solve for x
    x = 32,092,404.68/5,933.58
  6. Step 6: Final answer
    x = 5,408.61

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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.