Home / 3,826.41-5,279.10-2,500.89

Finding the Fourth Proportional to 3,826.41, 5,279.10 and 2,500.89

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Solution

The fourth proportional to 3,826.41, 5,279.10 and 2,500.89 is: 3,450.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.41 : 5,279.10 = 2,500.89 : x
  2. Step 2: Convert to fraction form
    3,826.41/5,279.10 = 2,500.89/x
  3. Step 3: Cross multiply
    3,826.41x = 5,279.10 × 2,500.89
  4. Step 4: Simplify right side
    3,826.41x = 13,202,433.68
  5. Step 5: Solve for x
    x = 13,202,433.68/3,826.41
  6. Step 6: Final answer
    x = 3,450.34

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1.5x scale

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.