Home / 11,952.88-17,937.48-4,161.69

Finding the Fourth Proportional to 11,952.88, 17,937.48 and 4,161.69

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Solution

The fourth proportional to 11,952.88, 17,937.48 and 4,161.69 is: 6,245.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,952.88 : 17,937.48 = 4,161.69 : x
  2. Step 2: Convert to fraction form
    11,952.88/17,937.48 = 4,161.69/x
  3. Step 3: Cross multiply
    11,952.88x = 17,937.48 × 4,161.69
  4. Step 4: Simplify right side
    11,952.88x = 74,650,246.75
  5. Step 5: Solve for x
    x = 74,650,246.75/11,952.88
  6. Step 6: Final answer
    x = 6,245.38

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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.