Home / 3,236.24-4,465.90-1,819.89

Finding the Fourth Proportional to 3,236.24, 4,465.90 and 1,819.89

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Solution

The fourth proportional to 3,236.24, 4,465.90 and 1,819.89 is: 2,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.24 : 4,465.90 = 1,819.89 : x
  2. Step 2: Convert to fraction form
    3,236.24/4,465.90 = 1,819.89/x
  3. Step 3: Cross multiply
    3,236.24x = 4,465.90 × 1,819.89
  4. Step 4: Simplify right side
    3,236.24x = 8,127,446.75
  5. Step 5: Solve for x
    x = 8,127,446.75/3,236.24
  6. Step 6: Final answer
    x = 2,511.39

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1.5x scale

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.