Home / 1,786.66-2,682.72-1,753.85

Finding the Fourth Proportional to 1,786.66, 2,682.72 and 1,753.85

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Solution

The fourth proportional to 1,786.66, 2,682.72 and 1,753.85 is: 2,633.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786.66 : 2,682.72 = 1,753.85 : x
  2. Step 2: Convert to fraction form
    1,786.66/2,682.72 = 1,753.85/x
  3. Step 3: Cross multiply
    1,786.66x = 2,682.72 × 1,753.85
  4. Step 4: Simplify right side
    1,786.66x = 4,705,095.18
  5. Step 5: Solve for x
    x = 4,705,095.18/1,786.66
  6. Step 6: Final answer
    x = 2,633.46

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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.