Home / 4,108.89-6,163.87-1,335.05

Finding the Fourth Proportional to 4,108.89, 6,163.87 and 1,335.05

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Solution

The fourth proportional to 4,108.89, 6,163.87 and 1,335.05 is: 2,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.89 : 6,163.87 = 1,335.05 : x
  2. Step 2: Convert to fraction form
    4,108.89/6,163.87 = 1,335.05/x
  3. Step 3: Cross multiply
    4,108.89x = 6,163.87 × 1,335.05
  4. Step 4: Simplify right side
    4,108.89x = 8,229,074.64
  5. Step 5: Solve for x
    x = 8,229,074.64/4,108.89
  6. Step 6: Final answer
    x = 2,002.75

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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.