Home / 3,186.03-4,777.20-1,235.96

Finding the Fourth Proportional to 3,186.03, 4,777.20 and 1,235.96

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Solution

The fourth proportional to 3,186.03, 4,777.20 and 1,235.96 is: 1,853.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.03 : 4,777.20 = 1,235.96 : x
  2. Step 2: Convert to fraction form
    3,186.03/4,777.20 = 1,235.96/x
  3. Step 3: Cross multiply
    3,186.03x = 4,777.20 × 1,235.96
  4. Step 4: Simplify right side
    3,186.03x = 5,904,404.23
  5. Step 5: Solve for x
    x = 5,904,404.23/3,186.03
  6. Step 6: Final answer
    x = 1,853.22

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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.