Home / 11,899.17-17,850.39-4,108.59

Finding the Fourth Proportional to 11,899.17, 17,850.39 and 4,108.59

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Solution

The fourth proportional to 11,899.17, 17,850.39 and 4,108.59 is: 6,163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.17 : 17,850.39 = 4,108.59 : x
  2. Step 2: Convert to fraction form
    11,899.17/17,850.39 = 4,108.59/x
  3. Step 3: Cross multiply
    11,899.17x = 17,850.39 × 4,108.59
  4. Step 4: Simplify right side
    11,899.17x = 73,339,933.85
  5. Step 5: Solve for x
    x = 73,339,933.85/11,899.17
  6. Step 6: Final answer
    x = 6,163.45

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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.