Home / 7,673.85-11,513.20-2,743.38

Finding the Fourth Proportional to 7,673.85, 11,513.20 and 2,743.38

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Solution

The fourth proportional to 7,673.85, 11,513.20 and 2,743.38 is: 4,115.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.85 : 11,513.20 = 2,743.38 : x
  2. Step 2: Convert to fraction form
    7,673.85/11,513.20 = 2,743.38/x
  3. Step 3: Cross multiply
    7,673.85x = 11,513.20 × 2,743.38
  4. Step 4: Simplify right side
    7,673.85x = 31,585,025.05
  5. Step 5: Solve for x
    x = 31,585,025.05/7,673.85
  6. Step 6: Final answer
    x = 4,115.93

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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.