Home / 6,190.20-8,542.47-3,673.56

Finding the Fourth Proportional to 6,190.20, 8,542.47 and 3,673.56

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Solution

The fourth proportional to 6,190.20, 8,542.47 and 3,673.56 is: 5,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.20 : 8,542.47 = 3,673.56 : x
  2. Step 2: Convert to fraction form
    6,190.20/8,542.47 = 3,673.56/x
  3. Step 3: Cross multiply
    6,190.20x = 8,542.47 × 3,673.56
  4. Step 4: Simplify right side
    6,190.20x = 31,381,276.09
  5. Step 5: Solve for x
    x = 31,381,276.09/6,190.20
  6. Step 6: Final answer
    x = 5,069.51

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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.