Home / 5,872.85-8,103.66-3,634.22

Finding the Fourth Proportional to 5,872.85, 8,103.66 and 3,634.22

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Solution

The fourth proportional to 5,872.85, 8,103.66 and 3,634.22 is: 5,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.85 : 8,103.66 = 3,634.22 : x
  2. Step 2: Convert to fraction form
    5,872.85/8,103.66 = 3,634.22/x
  3. Step 3: Cross multiply
    5,872.85x = 8,103.66 × 3,634.22
  4. Step 4: Simplify right side
    5,872.85x = 29,450,483.25
  5. Step 5: Solve for x
    x = 29,450,483.25/5,872.85
  6. Step 6: Final answer
    x = 5,014.68

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1.5x scale

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.