Home / 3,935.31-5,902.97-1,626.87

Finding the Fourth Proportional to 3,935.31, 5,902.97 and 1,626.87

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Solution

The fourth proportional to 3,935.31, 5,902.97 and 1,626.87 is: 2,440.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.31 : 5,902.97 = 1,626.87 : x
  2. Step 2: Convert to fraction form
    3,935.31/5,902.97 = 1,626.87/x
  3. Step 3: Cross multiply
    3,935.31x = 5,902.97 × 1,626.87
  4. Step 4: Simplify right side
    3,935.31x = 9,603,364.80
  5. Step 5: Solve for x
    x = 9,603,364.80/3,935.31
  6. Step 6: Final answer
    x = 2,440.31

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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.