Home / 4,108.04-6,161.46-1,186

Finding the Fourth Proportional to 4,108.04, 6,161.46 and 1,186

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Solution

The fourth proportional to 4,108.04, 6,161.46 and 1,186 is: 1,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.04 : 6,161.46 = 1,186 : x
  2. Step 2: Convert to fraction form
    4,108.04/6,161.46 = 1,186/x
  3. Step 3: Cross multiply
    4,108.04x = 6,161.46 × 1,186
  4. Step 4: Simplify right side
    4,108.04x = 7,307,491.56
  5. Step 5: Solve for x
    x = 7,307,491.56/4,108.04
  6. Step 6: Final answer
    x = 1,778.83

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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.