Home / 2,452.05-3,676.94-720.33

Finding the Fourth Proportional to 2,452.05, 3,676.94 and 720.33

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Solution

The fourth proportional to 2,452.05, 3,676.94 and 720.33 is: 1,080.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452.05 : 3,676.94 = 720.33 : x
  2. Step 2: Convert to fraction form
    2,452.05/3,676.94 = 720.33/x
  3. Step 3: Cross multiply
    2,452.05x = 3,676.94 × 720.33
  4. Step 4: Simplify right side
    2,452.05x = 2,648,606.59
  5. Step 5: Solve for x
    x = 2,648,606.59/2,452.05
  6. Step 6: Final answer
    x = 1,080.16

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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.