Home / 5,843.40-8,063.75-3,190.85

Finding the Fourth Proportional to 5,843.40, 8,063.75 and 3,190.85

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Solution

The fourth proportional to 5,843.40, 8,063.75 and 3,190.85 is: 4,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,843.40 : 8,063.75 = 3,190.85 : x
  2. Step 2: Convert to fraction form
    5,843.40/8,063.75 = 3,190.85/x
  3. Step 3: Cross multiply
    5,843.40x = 8,063.75 × 3,190.85
  4. Step 4: Simplify right side
    5,843.40x = 25,730,216.69
  5. Step 5: Solve for x
    x = 25,730,216.69/5,843.40
  6. Step 6: Final answer
    x = 4,403.30

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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.