Home / 3,645.54-5,031.11-2,051.97

Finding the Fourth Proportional to 3,645.54, 5,031.11 and 2,051.97

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Solution

The fourth proportional to 3,645.54, 5,031.11 and 2,051.97 is: 2,831.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.54 : 5,031.11 = 2,051.97 : x
  2. Step 2: Convert to fraction form
    3,645.54/5,031.11 = 2,051.97/x
  3. Step 3: Cross multiply
    3,645.54x = 5,031.11 × 2,051.97
  4. Step 4: Simplify right side
    3,645.54x = 10,323,673.05
  5. Step 5: Solve for x
    x = 10,323,673.05/3,645.54
  6. Step 6: Final answer
    x = 2,831.86

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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.