Home / 4,108.62-6,163.26-1,186.98

Finding the Fourth Proportional to 4,108.62, 6,163.26 and 1,186.98

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Solution

The fourth proportional to 4,108.62, 6,163.26 and 1,186.98 is: 1,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.62 : 6,163.26 = 1,186.98 : x
  2. Step 2: Convert to fraction form
    4,108.62/6,163.26 = 1,186.98/x
  3. Step 3: Cross multiply
    4,108.62x = 6,163.26 × 1,186.98
  4. Step 4: Simplify right side
    4,108.62x = 7,315,666.35
  5. Step 5: Solve for x
    x = 7,315,666.35/4,108.62
  6. Step 6: Final answer
    x = 1,780.57

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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.