Home / 5,935.56-8,190.87-3,418.08

Finding the Fourth Proportional to 5,935.56, 8,190.87 and 3,418.08

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Solution

The fourth proportional to 5,935.56, 8,190.87 and 3,418.08 is: 4,716.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.56 : 8,190.87 = 3,418.08 : x
  2. Step 2: Convert to fraction form
    5,935.56/8,190.87 = 3,418.08/x
  3. Step 3: Cross multiply
    5,935.56x = 8,190.87 × 3,418.08
  4. Step 4: Simplify right side
    5,935.56x = 27,997,048.93
  5. Step 5: Solve for x
    x = 27,997,048.93/5,935.56
  6. Step 6: Final answer
    x = 4,716.83

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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.