Home / 3,626.29-5,431.54-2,239.98

Finding the Fourth Proportional to 3,626.29, 5,431.54 and 2,239.98

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Solution

The fourth proportional to 3,626.29, 5,431.54 and 2,239.98 is: 3,355.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.29 : 5,431.54 = 2,239.98 : x
  2. Step 2: Convert to fraction form
    3,626.29/5,431.54 = 2,239.98/x
  3. Step 3: Cross multiply
    3,626.29x = 5,431.54 × 2,239.98
  4. Step 4: Simplify right side
    3,626.29x = 12,166,540.97
  5. Step 5: Solve for x
    x = 12,166,540.97/3,626.29
  6. Step 6: Final answer
    x = 3,355.09

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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.