Home / 4,108.30-6,163.26-1,186.64

Finding the Fourth Proportional to 4,108.30, 6,163.26 and 1,186.64

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Solution

The fourth proportional to 4,108.30, 6,163.26 and 1,186.64 is: 1,780.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.30 : 6,163.26 = 1,186.64 : x
  2. Step 2: Convert to fraction form
    4,108.30/6,163.26 = 1,186.64/x
  3. Step 3: Cross multiply
    4,108.30x = 6,163.26 × 1,186.64
  4. Step 4: Simplify right side
    4,108.30x = 7,313,570.85
  5. Step 5: Solve for x
    x = 7,313,570.85/4,108.30
  6. Step 6: Final answer
    x = 1,780.19

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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.