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Finding the Fourth Proportional to 6,685.71, 10,027.82 and 1,755.92

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Solution

The fourth proportional to 6,685.71, 10,027.82 and 1,755.92 is: 2,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.71 : 10,027.82 = 1,755.92 : x
  2. Step 2: Convert to fraction form
    6,685.71/10,027.82 = 1,755.92/x
  3. Step 3: Cross multiply
    6,685.71x = 10,027.82 × 1,755.92
  4. Step 4: Simplify right side
    6,685.71x = 17,608,003.95
  5. Step 5: Solve for x
    x = 17,608,003.95/6,685.71
  6. Step 6: Final answer
    x = 2,633.68

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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.