Home / 1,786.16-2,672.94-1,092.62

Finding the Fourth Proportional to 1,786.16, 2,672.94 and 1,092.62

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Solution

The fourth proportional to 1,786.16, 2,672.94 and 1,092.62 is: 1,635.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786.16 : 2,672.94 = 1,092.62 : x
  2. Step 2: Convert to fraction form
    1,786.16/2,672.94 = 1,092.62/x
  3. Step 3: Cross multiply
    1,786.16x = 2,672.94 × 1,092.62
  4. Step 4: Simplify right side
    1,786.16x = 2,920,507.70
  5. Step 5: Solve for x
    x = 2,920,507.70/1,786.16
  6. Step 6: Final answer
    x = 1,635.08

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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.