Home / 3,467.22-5,201.28-1,126.46

Finding the Fourth Proportional to 3,467.22, 5,201.28 and 1,126.46

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Solution

The fourth proportional to 3,467.22, 5,201.28 and 1,126.46 is: 1,689.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.22 : 5,201.28 = 1,126.46 : x
  2. Step 2: Convert to fraction form
    3,467.22/5,201.28 = 1,126.46/x
  3. Step 3: Cross multiply
    3,467.22x = 5,201.28 × 1,126.46
  4. Step 4: Simplify right side
    3,467.22x = 5,859,007.86
  5. Step 5: Solve for x
    x = 5,859,007.86/3,467.22
  6. Step 6: Final answer
    x = 1,689.83

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1.5x scale

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.