Home / 4,912.92-7,369.65-1,626.03

Finding the Fourth Proportional to 4,912.92, 7,369.65 and 1,626.03

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Solution

The fourth proportional to 4,912.92, 7,369.65 and 1,626.03 is: 2,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.92 : 7,369.65 = 1,626.03 : x
  2. Step 2: Convert to fraction form
    4,912.92/7,369.65 = 1,626.03/x
  3. Step 3: Cross multiply
    4,912.92x = 7,369.65 × 1,626.03
  4. Step 4: Simplify right side
    4,912.92x = 11,983,271.99
  5. Step 5: Solve for x
    x = 11,983,271.99/4,912.92
  6. Step 6: Final answer
    x = 2,439.13

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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.