Home / 6,198.15-8,553.27-3,365.40

Finding the Fourth Proportional to 6,198.15, 8,553.27 and 3,365.40

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Solution

The fourth proportional to 6,198.15, 8,553.27 and 3,365.40 is: 4,644.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.15 : 8,553.27 = 3,365.40 : x
  2. Step 2: Convert to fraction form
    6,198.15/8,553.27 = 3,365.40/x
  3. Step 3: Cross multiply
    6,198.15x = 8,553.27 × 3,365.40
  4. Step 4: Simplify right side
    6,198.15x = 28,785,174.86
  5. Step 5: Solve for x
    x = 28,785,174.86/6,198.15
  6. Step 6: Final answer
    x = 4,644.16

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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.