Home / 3,792.31-5,684.62-1,451.72

Finding the Fourth Proportional to 3,792.31, 5,684.62 and 1,451.72

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Solution

The fourth proportional to 3,792.31, 5,684.62 and 1,451.72 is: 2,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.31 : 5,684.62 = 1,451.72 : x
  2. Step 2: Convert to fraction form
    3,792.31/5,684.62 = 1,451.72/x
  3. Step 3: Cross multiply
    3,792.31x = 5,684.62 × 1,451.72
  4. Step 4: Simplify right side
    3,792.31x = 8,252,440.86
  5. Step 5: Solve for x
    x = 8,252,440.86/3,792.31
  6. Step 6: Final answer
    x = 2,176.10

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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.