Home / 1,827.09-2,519.19-1,268.04

Finding the Fourth Proportional to 1,827.09, 2,519.19 and 1,268.04

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Solution

The fourth proportional to 1,827.09, 2,519.19 and 1,268.04 is: 1,748.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.09 : 2,519.19 = 1,268.04 : x
  2. Step 2: Convert to fraction form
    1,827.09/2,519.19 = 1,268.04/x
  3. Step 3: Cross multiply
    1,827.09x = 2,519.19 × 1,268.04
  4. Step 4: Simplify right side
    1,827.09x = 3,194,433.69
  5. Step 5: Solve for x
    x = 3,194,433.69/1,827.09
  6. Step 6: Final answer
    x = 1,748.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.