Home / 4,161.34-6,241.99-1,239.65

Finding the Fourth Proportional to 4,161.34, 6,241.99 and 1,239.65

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Solution

The fourth proportional to 4,161.34, 6,241.99 and 1,239.65 is: 1,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.34 : 6,241.99 = 1,239.65 : x
  2. Step 2: Convert to fraction form
    4,161.34/6,241.99 = 1,239.65/x
  3. Step 3: Cross multiply
    4,161.34x = 6,241.99 × 1,239.65
  4. Step 4: Simplify right side
    4,161.34x = 7,737,882.90
  5. Step 5: Solve for x
    x = 7,737,882.90/4,161.34
  6. Step 6: Final answer
    x = 1,859.47

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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.