Home / 1,786.55-2,673.99-1,722.33

Finding the Fourth Proportional to 1,786.55, 2,673.99 and 1,722.33

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Solution

The fourth proportional to 1,786.55, 2,673.99 and 1,722.33 is: 2,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786.55 : 2,673.99 = 1,722.33 : x
  2. Step 2: Convert to fraction form
    1,786.55/2,673.99 = 1,722.33/x
  3. Step 3: Cross multiply
    1,786.55x = 2,673.99 × 1,722.33
  4. Step 4: Simplify right side
    1,786.55x = 4,605,493.20
  5. Step 5: Solve for x
    x = 4,605,493.20/1,786.55
  6. Step 6: Final answer
    x = 2,577.88

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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.