Home / 4,269.20-6,405.01-3,100.37

Finding the Fourth Proportional to 4,269.20, 6,405.01 and 3,100.37

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Solution

The fourth proportional to 4,269.20, 6,405.01 and 3,100.37 is: 4,651.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.20 : 6,405.01 = 3,100.37 : x
  2. Step 2: Convert to fraction form
    4,269.20/6,405.01 = 3,100.37/x
  3. Step 3: Cross multiply
    4,269.20x = 6,405.01 × 3,100.37
  4. Step 4: Simplify right side
    4,269.20x = 19,857,861.08
  5. Step 5: Solve for x
    x = 19,857,861.08/4,269.20
  6. Step 6: Final answer
    x = 4,651.43

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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.