Home / 7,622.82-11,426.94-3,242.75

Finding the Fourth Proportional to 7,622.82, 11,426.94 and 3,242.75

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Solution

The fourth proportional to 7,622.82, 11,426.94 and 3,242.75 is: 4,861.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.82 : 11,426.94 = 3,242.75 : x
  2. Step 2: Convert to fraction form
    7,622.82/11,426.94 = 3,242.75/x
  3. Step 3: Cross multiply
    7,622.82x = 11,426.94 × 3,242.75
  4. Step 4: Simplify right side
    7,622.82x = 37,054,652.55
  5. Step 5: Solve for x
    x = 37,054,652.55/7,622.82
  6. Step 6: Final answer
    x = 4,861.02

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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.