Home / 6,190.82-8,542.01-3,673.85

Finding the Fourth Proportional to 6,190.82, 8,542.01 and 3,673.85

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Solution

The fourth proportional to 6,190.82, 8,542.01 and 3,673.85 is: 5,069.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.82 : 8,542.01 = 3,673.85 : x
  2. Step 2: Convert to fraction form
    6,190.82/8,542.01 = 3,673.85/x
  3. Step 3: Cross multiply
    6,190.82x = 8,542.01 × 3,673.85
  4. Step 4: Simplify right side
    6,190.82x = 31,382,002.36
  5. Step 5: Solve for x
    x = 31,382,002.36/6,190.82
  6. Step 6: Final answer
    x = 5,069.12

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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.