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Finding the Fourth Proportional to 7,796.86, 11,700.03 and 4,101.73

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Solution

The fourth proportional to 7,796.86, 11,700.03 and 4,101.73 is: 6,155.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,796.86 : 11,700.03 = 4,101.73 : x
  2. Step 2: Convert to fraction form
    7,796.86/11,700.03 = 4,101.73/x
  3. Step 3: Cross multiply
    7,796.86x = 11,700.03 × 4,101.73
  4. Step 4: Simplify right side
    7,796.86x = 47,990,364.05
  5. Step 5: Solve for x
    x = 47,990,364.05/7,796.86
  6. Step 6: Final answer
    x = 6,155.09

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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.