Home / 3,537.68-5,307-1,229.36

Finding the Fourth Proportional to 3,537.68, 5,307 and 1,229.36

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Solution

The fourth proportional to 3,537.68, 5,307 and 1,229.36 is: 1,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.68 : 5,307 = 1,229.36 : x
  2. Step 2: Convert to fraction form
    3,537.68/5,307 = 1,229.36/x
  3. Step 3: Cross multiply
    3,537.68x = 5,307 × 1,229.36
  4. Step 4: Simplify right side
    3,537.68x = 6,524,213.52
  5. Step 5: Solve for x
    x = 6,524,213.52/3,537.68
  6. Step 6: Final answer
    x = 1,844.21

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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.