Home / 2,829.40-4,241.68-1,073.42

Finding the Fourth Proportional to 2,829.40, 4,241.68 and 1,073.42

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Solution

The fourth proportional to 2,829.40, 4,241.68 and 1,073.42 is: 1,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.40 : 4,241.68 = 1,073.42 : x
  2. Step 2: Convert to fraction form
    2,829.40/4,241.68 = 1,073.42/x
  3. Step 3: Cross multiply
    2,829.40x = 4,241.68 × 1,073.42
  4. Step 4: Simplify right side
    2,829.40x = 4,553,102.20
  5. Step 5: Solve for x
    x = 4,553,102.20/2,829.40
  6. Step 6: Final answer
    x = 1,609.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.