Home / 8,861.94-13,290.90-2,622.42

Finding the Fourth Proportional to 8,861.94, 13,290.90 and 2,622.42

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Solution

The fourth proportional to 8,861.94, 13,290.90 and 2,622.42 is: 3,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.94 : 13,290.90 = 2,622.42 : x
  2. Step 2: Convert to fraction form
    8,861.94/13,290.90 = 2,622.42/x
  3. Step 3: Cross multiply
    8,861.94x = 13,290.90 × 2,622.42
  4. Step 4: Simplify right side
    8,861.94x = 34,854,321.98
  5. Step 5: Solve for x
    x = 34,854,321.98/8,861.94
  6. Step 6: Final answer
    x = 3,933.04

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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.