Home / 3,752.62-5,638.17-2,825.37

Finding the Fourth Proportional to 3,752.62, 5,638.17 and 2,825.37

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Solution

The fourth proportional to 3,752.62, 5,638.17 and 2,825.37 is: 4,245.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.62 : 5,638.17 = 2,825.37 : x
  2. Step 2: Convert to fraction form
    3,752.62/5,638.17 = 2,825.37/x
  3. Step 3: Cross multiply
    3,752.62x = 5,638.17 × 2,825.37
  4. Step 4: Simplify right side
    3,752.62x = 15,929,907.12
  5. Step 5: Solve for x
    x = 15,929,907.12/3,752.62
  6. Step 6: Final answer
    x = 4,245.01

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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.