Home / 2,684.25-4,026.38-1,792.89

Finding the Fourth Proportional to 2,684.25, 4,026.38 and 1,792.89

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Solution

The fourth proportional to 2,684.25, 4,026.38 and 1,792.89 is: 2,689.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.25 : 4,026.38 = 1,792.89 : x
  2. Step 2: Convert to fraction form
    2,684.25/4,026.38 = 1,792.89/x
  3. Step 3: Cross multiply
    2,684.25x = 4,026.38 × 1,792.89
  4. Step 4: Simplify right side
    2,684.25x = 7,218,847.47
  5. Step 5: Solve for x
    x = 7,218,847.47/2,684.25
  6. Step 6: Final answer
    x = 2,689.34

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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.