Home / 6,190.92-8,542.67-3,672.63

Finding the Fourth Proportional to 6,190.92, 8,542.67 and 3,672.63

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Solution

The fourth proportional to 6,190.92, 8,542.67 and 3,672.63 is: 5,067.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.92 : 8,542.67 = 3,672.63 : x
  2. Step 2: Convert to fraction form
    6,190.92/8,542.67 = 3,672.63/x
  3. Step 3: Cross multiply
    6,190.92x = 8,542.67 × 3,672.63
  4. Step 4: Simplify right side
    6,190.92x = 31,374,047.76
  5. Step 5: Solve for x
    x = 31,374,047.76/6,190.92
  6. Step 6: Final answer
    x = 5,067.75

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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.