Home / 4,172.40-5,757.84-2,404

Finding the Fourth Proportional to 4,172.40, 5,757.84 and 2,404

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Solution

The fourth proportional to 4,172.40, 5,757.84 and 2,404 is: 3,317.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.40 : 5,757.84 = 2,404 : x
  2. Step 2: Convert to fraction form
    4,172.40/5,757.84 = 2,404/x
  3. Step 3: Cross multiply
    4,172.40x = 5,757.84 × 2,404
  4. Step 4: Simplify right side
    4,172.40x = 13,841,847.36
  5. Step 5: Solve for x
    x = 13,841,847.36/4,172.40
  6. Step 6: Final answer
    x = 3,317.48

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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.