Home / 8,766.22-13,149.09-2,922.94

Finding the Fourth Proportional to 8,766.22, 13,149.09 and 2,922.94

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Solution

The fourth proportional to 8,766.22, 13,149.09 and 2,922.94 is: 4,384.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.22 : 13,149.09 = 2,922.94 : x
  2. Step 2: Convert to fraction form
    8,766.22/13,149.09 = 2,922.94/x
  3. Step 3: Cross multiply
    8,766.22x = 13,149.09 × 2,922.94
  4. Step 4: Simplify right side
    8,766.22x = 38,434,001.12
  5. Step 5: Solve for x
    x = 38,434,001.12/8,766.22
  6. Step 6: Final answer
    x = 4,384.33

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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.