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Finding the Fourth Proportional to 3,763.99, 5,629.58 and 2,200.29

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Solution

The fourth proportional to 3,763.99, 5,629.58 and 2,200.29 is: 3,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.99 : 5,629.58 = 2,200.29 : x
  2. Step 2: Convert to fraction form
    3,763.99/5,629.58 = 2,200.29/x
  3. Step 3: Cross multiply
    3,763.99x = 5,629.58 × 2,200.29
  4. Step 4: Simplify right side
    3,763.99x = 12,386,669.43
  5. Step 5: Solve for x
    x = 12,386,669.43/3,763.99
  6. Step 6: Final answer
    x = 3,290.83

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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.