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Finding the Fourth Proportional to 6,863.94, 10,295.84 and 1,669.82

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Solution

The fourth proportional to 6,863.94, 10,295.84 and 1,669.82 is: 2,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.94 : 10,295.84 = 1,669.82 : x
  2. Step 2: Convert to fraction form
    6,863.94/10,295.84 = 1,669.82/x
  3. Step 3: Cross multiply
    6,863.94x = 10,295.84 × 1,669.82
  4. Step 4: Simplify right side
    6,863.94x = 17,192,191.20
  5. Step 5: Solve for x
    x = 17,192,191.20/6,863.94
  6. Step 6: Final answer
    x = 2,504.71

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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.