Home / 6,198.45-8,553.85-3,403.95

Finding the Fourth Proportional to 6,198.45, 8,553.85 and 3,403.95

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Solution

The fourth proportional to 6,198.45, 8,553.85 and 3,403.95 is: 4,697.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.45 : 8,553.85 = 3,403.95 : x
  2. Step 2: Convert to fraction form
    6,198.45/8,553.85 = 3,403.95/x
  3. Step 3: Cross multiply
    6,198.45x = 8,553.85 × 3,403.95
  4. Step 4: Simplify right side
    6,198.45x = 29,116,881.96
  5. Step 5: Solve for x
    x = 29,116,881.96/6,198.45
  6. Step 6: Final answer
    x = 4,697.45

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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.