Home / 11,170.12-16,755.99-3,774.82

Finding the Fourth Proportional to 11,170.12, 16,755.99 and 3,774.82

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Solution

The fourth proportional to 11,170.12, 16,755.99 and 3,774.82 is: 5,662.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.12 : 16,755.99 = 3,774.82 : x
  2. Step 2: Convert to fraction form
    11,170.12/16,755.99 = 3,774.82/x
  3. Step 3: Cross multiply
    11,170.12x = 16,755.99 × 3,774.82
  4. Step 4: Simplify right side
    11,170.12x = 63,250,846.17
  5. Step 5: Solve for x
    x = 63,250,846.17/11,170.12
  6. Step 6: Final answer
    x = 5,662.50

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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.