Home / 11,132.37-16,699.14-8,003.70

Finding the Fourth Proportional to 11,132.37, 16,699.14 and 8,003.70

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Solution

The fourth proportional to 11,132.37, 16,699.14 and 8,003.70 is: 12,005.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.37 : 16,699.14 = 8,003.70 : x
  2. Step 2: Convert to fraction form
    11,132.37/16,699.14 = 8,003.70/x
  3. Step 3: Cross multiply
    11,132.37x = 16,699.14 × 8,003.70
  4. Step 4: Simplify right side
    11,132.37x = 133,654,906.82
  5. Step 5: Solve for x
    x = 133,654,906.82/11,132.37
  6. Step 6: Final answer
    x = 12,005.97

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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.