Home / 8,190.52-12,273.39-6,100.72

Finding the Fourth Proportional to 8,190.52, 12,273.39 and 6,100.72

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Solution

The fourth proportional to 8,190.52, 12,273.39 and 6,100.72 is: 9,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190.52 : 12,273.39 = 6,100.72 : x
  2. Step 2: Convert to fraction form
    8,190.52/12,273.39 = 6,100.72/x
  3. Step 3: Cross multiply
    8,190.52x = 12,273.39 × 6,100.72
  4. Step 4: Simplify right side
    8,190.52x = 74,876,485.16
  5. Step 5: Solve for x
    x = 74,876,485.16/8,190.52
  6. Step 6: Final answer
    x = 9,141.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.