Home / 4,109.50-6,163.49-1,335.35

Finding the Fourth Proportional to 4,109.50, 6,163.49 and 1,335.35

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Solution

The fourth proportional to 4,109.50, 6,163.49 and 1,335.35 is: 2,002.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.50 : 6,163.49 = 1,335.35 : x
  2. Step 2: Convert to fraction form
    4,109.50/6,163.49 = 1,335.35/x
  3. Step 3: Cross multiply
    4,109.50x = 6,163.49 × 1,335.35
  4. Step 4: Simplify right side
    4,109.50x = 8,230,435.12
  5. Step 5: Solve for x
    x = 8,230,435.12/4,109.50
  6. Step 6: Final answer
    x = 2,002.78

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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.