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Finding the Fourth Proportional to 7,854.37, 11,786.11 and 5,999.97

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Solution

The fourth proportional to 7,854.37, 11,786.11 and 5,999.97 is: 9,003.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854.37 : 11,786.11 = 5,999.97 : x
  2. Step 2: Convert to fraction form
    7,854.37/11,786.11 = 5,999.97/x
  3. Step 3: Cross multiply
    7,854.37x = 11,786.11 × 5,999.97
  4. Step 4: Simplify right side
    7,854.37x = 70,716,335.61
  5. Step 5: Solve for x
    x = 70,716,335.61/7,854.37
  6. Step 6: Final answer
    x = 9,003.44

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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.