Home / 6,892.89-10,336.27-1,961.38

Finding the Fourth Proportional to 6,892.89, 10,336.27 and 1,961.38

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Solution

The fourth proportional to 6,892.89, 10,336.27 and 1,961.38 is: 2,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.89 : 10,336.27 = 1,961.38 : x
  2. Step 2: Convert to fraction form
    6,892.89/10,336.27 = 1,961.38/x
  3. Step 3: Cross multiply
    6,892.89x = 10,336.27 × 1,961.38
  4. Step 4: Simplify right side
    6,892.89x = 20,273,347.49
  5. Step 5: Solve for x
    x = 20,273,347.49/6,892.89
  6. Step 6: Final answer
    x = 2,941.20

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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.