Home / 5,742.96-8,609.43-2,230.56

Finding the Fourth Proportional to 5,742.96, 8,609.43 and 2,230.56

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Solution

The fourth proportional to 5,742.96, 8,609.43 and 2,230.56 is: 3,343.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.96 : 8,609.43 = 2,230.56 : x
  2. Step 2: Convert to fraction form
    5,742.96/8,609.43 = 2,230.56/x
  3. Step 3: Cross multiply
    5,742.96x = 8,609.43 × 2,230.56
  4. Step 4: Simplify right side
    5,742.96x = 19,203,850.18
  5. Step 5: Solve for x
    x = 19,203,850.18/5,742.96
  6. Step 6: Final answer
    x = 3,343.89

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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.