Home / 1,827.10-2,519.18-1,268.04

Finding the Fourth Proportional to 1,827.10, 2,519.18 and 1,268.04

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Solution

The fourth proportional to 1,827.10, 2,519.18 and 1,268.04 is: 1,748.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.10 : 2,519.18 = 1,268.04 : x
  2. Step 2: Convert to fraction form
    1,827.10/2,519.18 = 1,268.04/x
  3. Step 3: Cross multiply
    1,827.10x = 2,519.18 × 1,268.04
  4. Step 4: Simplify right side
    1,827.10x = 3,194,421.01
  5. Step 5: Solve for x
    x = 3,194,421.01/1,827.10
  6. Step 6: Final answer
    x = 1,748.36

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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.