Home / 6,190.50-8,543.43-3,396.54

Finding the Fourth Proportional to 6,190.50, 8,543.43 and 3,396.54

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Solution

The fourth proportional to 6,190.50, 8,543.43 and 3,396.54 is: 4,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.50 : 8,543.43 = 3,396.54 : x
  2. Step 2: Convert to fraction form
    6,190.50/8,543.43 = 3,396.54/x
  3. Step 3: Cross multiply
    6,190.50x = 8,543.43 × 3,396.54
  4. Step 4: Simplify right side
    6,190.50x = 29,018,101.73
  5. Step 5: Solve for x
    x = 29,018,101.73/6,190.50
  6. Step 6: Final answer
    x = 4,687.52

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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.