Home / 3,394.29-5,080.59-2,214.86

Finding the Fourth Proportional to 3,394.29, 5,080.59 and 2,214.86

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Solution

The fourth proportional to 3,394.29, 5,080.59 and 2,214.86 is: 3,315.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.29 : 5,080.59 = 2,214.86 : x
  2. Step 2: Convert to fraction form
    3,394.29/5,080.59 = 2,214.86/x
  3. Step 3: Cross multiply
    3,394.29x = 5,080.59 × 2,214.86
  4. Step 4: Simplify right side
    3,394.29x = 11,252,795.57
  5. Step 5: Solve for x
    x = 11,252,795.57/3,394.29
  6. Step 6: Final answer
    x = 3,315.21

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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.