Home / 3,236.45-4,465.70-1,819.96

Finding the Fourth Proportional to 3,236.45, 4,465.70 and 1,819.96

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Solution

The fourth proportional to 3,236.45, 4,465.70 and 1,819.96 is: 2,511.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.45 : 4,465.70 = 1,819.96 : x
  2. Step 2: Convert to fraction form
    3,236.45/4,465.70 = 1,819.96/x
  3. Step 3: Cross multiply
    3,236.45x = 4,465.70 × 1,819.96
  4. Step 4: Simplify right side
    3,236.45x = 8,127,395.37
  5. Step 5: Solve for x
    x = 8,127,395.37/3,236.45
  6. Step 6: Final answer
    x = 2,511.21

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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.