Home / 8,912.60-13,371.04-3,069.26

Finding the Fourth Proportional to 8,912.60, 13,371.04 and 3,069.26

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Solution

The fourth proportional to 8,912.60, 13,371.04 and 3,069.26 is: 4,604.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912.60 : 13,371.04 = 3,069.26 : x
  2. Step 2: Convert to fraction form
    8,912.60/13,371.04 = 3,069.26/x
  3. Step 3: Cross multiply
    8,912.60x = 13,371.04 × 3,069.26
  4. Step 4: Simplify right side
    8,912.60x = 41,039,198.23
  5. Step 5: Solve for x
    x = 41,039,198.23/8,912.60
  6. Step 6: Final answer
    x = 4,604.63

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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.