Home / 11,175.20-16,765.05-3,277.70

Finding the Fourth Proportional to 11,175.20, 16,765.05 and 3,277.70

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Solution

The fourth proportional to 11,175.20, 16,765.05 and 3,277.70 is: 4,917.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.20 : 16,765.05 = 3,277.70 : x
  2. Step 2: Convert to fraction form
    11,175.20/16,765.05 = 3,277.70/x
  3. Step 3: Cross multiply
    11,175.20x = 16,765.05 × 3,277.70
  4. Step 4: Simplify right side
    11,175.20x = 54,950,804.39
  5. Step 5: Solve for x
    x = 54,950,804.39/11,175.20
  6. Step 6: Final answer
    x = 4,917.21

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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.