Home / 3,310.82-4,535.86-3,186.30

Finding the Fourth Proportional to 3,310.82, 4,535.86 and 3,186.30

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Solution

The fourth proportional to 3,310.82, 4,535.86 and 3,186.30 is: 4,365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.82 : 4,535.86 = 3,186.30 : x
  2. Step 2: Convert to fraction form
    3,310.82/4,535.86 = 3,186.30/x
  3. Step 3: Cross multiply
    3,310.82x = 4,535.86 × 3,186.30
  4. Step 4: Simplify right side
    3,310.82x = 14,452,610.72
  5. Step 5: Solve for x
    x = 14,452,610.72/3,310.82
  6. Step 6: Final answer
    x = 4,365.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.