Home / 4,163.12-6,243.76-1,241.65

Finding the Fourth Proportional to 4,163.12, 6,243.76 and 1,241.65

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Solution

The fourth proportional to 4,163.12, 6,243.76 and 1,241.65 is: 1,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.12 : 6,243.76 = 1,241.65 : x
  2. Step 2: Convert to fraction form
    4,163.12/6,243.76 = 1,241.65/x
  3. Step 3: Cross multiply
    4,163.12x = 6,243.76 × 1,241.65
  4. Step 4: Simplify right side
    4,163.12x = 7,752,564.60
  5. Step 5: Solve for x
    x = 7,752,564.60/4,163.12
  6. Step 6: Final answer
    x = 1,862.20

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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.