Home / 3,734.37-5,604.12-1,425.87

Finding the Fourth Proportional to 3,734.37, 5,604.12 and 1,425.87

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Solution

The fourth proportional to 3,734.37, 5,604.12 and 1,425.87 is: 2,139.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.37 : 5,604.12 = 1,425.87 : x
  2. Step 2: Convert to fraction form
    3,734.37/5,604.12 = 1,425.87/x
  3. Step 3: Cross multiply
    3,734.37x = 5,604.12 × 1,425.87
  4. Step 4: Simplify right side
    3,734.37x = 7,990,746.58
  5. Step 5: Solve for x
    x = 7,990,746.58/3,734.37
  6. Step 6: Final answer
    x = 2,139.78

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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.