Home / 3,806.20-5,699.70-2,500.60

Finding the Fourth Proportional to 3,806.20, 5,699.70 and 2,500.60

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Solution

The fourth proportional to 3,806.20, 5,699.70 and 2,500.60 is: 3,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.20 : 5,699.70 = 2,500.60 : x
  2. Step 2: Convert to fraction form
    3,806.20/5,699.70 = 2,500.60/x
  3. Step 3: Cross multiply
    3,806.20x = 5,699.70 × 2,500.60
  4. Step 4: Simplify right side
    3,806.20x = 14,252,669.82
  5. Step 5: Solve for x
    x = 14,252,669.82/3,806.20
  6. Step 6: Final answer
    x = 3,744.59

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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.