Home / 6,893.31-10,336.86-1,961.76

Finding the Fourth Proportional to 6,893.31, 10,336.86 and 1,961.76

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Solution

The fourth proportional to 6,893.31, 10,336.86 and 1,961.76 is: 2,941.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.31 : 10,336.86 = 1,961.76 : x
  2. Step 2: Convert to fraction form
    6,893.31/10,336.86 = 1,961.76/x
  3. Step 3: Cross multiply
    6,893.31x = 10,336.86 × 1,961.76
  4. Step 4: Simplify right side
    6,893.31x = 20,278,438.47
  5. Step 5: Solve for x
    x = 20,278,438.47/6,893.31
  6. Step 6: Final answer
    x = 2,941.76

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1.5x scale

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.