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Finding the Fourth Proportional to 6,950, 10,425.18 and 1,755.92

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Solution

The fourth proportional to 6,950, 10,425.18 and 1,755.92 is: 2,633.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,950 : 10,425.18 = 1,755.92 : x
  2. Step 2: Convert to fraction form
    6,950/10,425.18 = 1,755.92/x
  3. Step 3: Cross multiply
    6,950x = 10,425.18 × 1,755.92
  4. Step 4: Simplify right side
    6,950x = 18,305,782.07
  5. Step 5: Solve for x
    x = 18,305,782.07/6,950
  6. Step 6: Final answer
    x = 2,633.93

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Double scale
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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.