Home / 3,236.13-4,465.66-1,909.96

Finding the Fourth Proportional to 3,236.13, 4,465.66 and 1,909.96

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Solution

The fourth proportional to 3,236.13, 4,465.66 and 1,909.96 is: 2,635.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.13 : 4,465.66 = 1,909.96 : x
  2. Step 2: Convert to fraction form
    3,236.13/4,465.66 = 1,909.96/x
  3. Step 3: Cross multiply
    3,236.13x = 4,465.66 × 1,909.96
  4. Step 4: Simplify right side
    3,236.13x = 8,529,231.97
  5. Step 5: Solve for x
    x = 8,529,231.97/3,236.13
  6. Step 6: Final answer
    x = 2,635.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.