Home / 4,912.92-7,369.98-1,626.36

Finding the Fourth Proportional to 4,912.92, 7,369.98 and 1,626.36

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Solution

The fourth proportional to 4,912.92, 7,369.98 and 1,626.36 is: 2,439.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.92 : 7,369.98 = 1,626.36 : x
  2. Step 2: Convert to fraction form
    4,912.92/7,369.98 = 1,626.36/x
  3. Step 3: Cross multiply
    4,912.92x = 7,369.98 × 1,626.36
  4. Step 4: Simplify right side
    4,912.92x = 11,986,240.67
  5. Step 5: Solve for x
    x = 11,986,240.67/4,912.92
  6. Step 6: Final answer
    x = 2,439.74

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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.