Home / 3,730.43-5,147.66-2,051.82

Finding the Fourth Proportional to 3,730.43, 5,147.66 and 2,051.82

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Solution

The fourth proportional to 3,730.43, 5,147.66 and 2,051.82 is: 2,831.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.43 : 5,147.66 = 2,051.82 : x
  2. Step 2: Convert to fraction form
    3,730.43/5,147.66 = 2,051.82/x
  3. Step 3: Cross multiply
    3,730.43x = 5,147.66 × 2,051.82
  4. Step 4: Simplify right side
    3,730.43x = 10,562,076.87
  5. Step 5: Solve for x
    x = 10,562,076.87/3,730.43
  6. Step 6: Final answer
    x = 2,831.33

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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.