Home / 4,542.99-6,819.35-3,687.63

Finding the Fourth Proportional to 4,542.99, 6,819.35 and 3,687.63

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Solution

The fourth proportional to 4,542.99, 6,819.35 and 3,687.63 is: 5,535.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542.99 : 6,819.35 = 3,687.63 : x
  2. Step 2: Convert to fraction form
    4,542.99/6,819.35 = 3,687.63/x
  3. Step 3: Cross multiply
    4,542.99x = 6,819.35 × 3,687.63
  4. Step 4: Simplify right side
    4,542.99x = 25,147,221.20
  5. Step 5: Solve for x
    x = 25,147,221.20/4,542.99
  6. Step 6: Final answer
    x = 5,535.39

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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.