Home / 8,198.66-12,294.96-2,932.25

Finding the Fourth Proportional to 8,198.66, 12,294.96 and 2,932.25

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Solution

The fourth proportional to 8,198.66, 12,294.96 and 2,932.25 is: 4,397.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198.66 : 12,294.96 = 2,932.25 : x
  2. Step 2: Convert to fraction form
    8,198.66/12,294.96 = 2,932.25/x
  3. Step 3: Cross multiply
    8,198.66x = 12,294.96 × 2,932.25
  4. Step 4: Simplify right side
    8,198.66x = 36,051,834.99
  5. Step 5: Solve for x
    x = 36,051,834.99/8,198.66
  6. Step 6: Final answer
    x = 4,397.29

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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.