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Finding the Fourth Proportional to 4,493.92, 6,741.78 and 1,896.84

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Solution

The fourth proportional to 4,493.92, 6,741.78 and 1,896.84 is: 2,845.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.92 : 6,741.78 = 1,896.84 : x
  2. Step 2: Convert to fraction form
    4,493.92/6,741.78 = 1,896.84/x
  3. Step 3: Cross multiply
    4,493.92x = 6,741.78 × 1,896.84
  4. Step 4: Simplify right side
    4,493.92x = 12,788,077.98
  5. Step 5: Solve for x
    x = 12,788,077.98/4,493.92
  6. Step 6: Final answer
    x = 2,845.64

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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.