Home / 3,575.88-5,372.46-3,161.16

Finding the Fourth Proportional to 3,575.88, 5,372.46 and 3,161.16

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Solution

The fourth proportional to 3,575.88, 5,372.46 and 3,161.16 is: 4,749.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.88 : 5,372.46 = 3,161.16 : x
  2. Step 2: Convert to fraction form
    3,575.88/5,372.46 = 3,161.16/x
  3. Step 3: Cross multiply
    3,575.88x = 5,372.46 × 3,161.16
  4. Step 4: Simplify right side
    3,575.88x = 16,983,205.65
  5. Step 5: Solve for x
    x = 16,983,205.65/3,575.88
  6. Step 6: Final answer
    x = 4,749.38

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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.