Home / 2,813.18-4,194.13-2,741.29

Finding the Fourth Proportional to 2,813.18, 4,194.13 and 2,741.29

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Solution

The fourth proportional to 2,813.18, 4,194.13 and 2,741.29 is: 4,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813.18 : 4,194.13 = 2,741.29 : x
  2. Step 2: Convert to fraction form
    2,813.18/4,194.13 = 2,741.29/x
  3. Step 3: Cross multiply
    2,813.18x = 4,194.13 × 2,741.29
  4. Step 4: Simplify right side
    2,813.18x = 11,497,317.10
  5. Step 5: Solve for x
    x = 11,497,317.10/2,813.18
  6. Step 6: Final answer
    x = 4,086.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.