Home / 2,327.24-3,209.20-1,619.90

Finding the Fourth Proportional to 2,327.24, 3,209.20 and 1,619.90

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Solution

The fourth proportional to 2,327.24, 3,209.20 and 1,619.90 is: 2,233.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.24 : 3,209.20 = 1,619.90 : x
  2. Step 2: Convert to fraction form
    2,327.24/3,209.20 = 1,619.90/x
  3. Step 3: Cross multiply
    2,327.24x = 3,209.20 × 1,619.90
  4. Step 4: Simplify right side
    2,327.24x = 5,198,567.03
  5. Step 5: Solve for x
    x = 5,198,567.03/2,327.24
  6. Step 6: Final answer
    x = 2,233.79

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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.