Home / 8,184.22-12,281.70-4,489.04

Finding the Fourth Proportional to 8,184.22, 12,281.70 and 4,489.04

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Solution

The fourth proportional to 8,184.22, 12,281.70 and 4,489.04 is: 6,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.22 : 12,281.70 = 4,489.04 : x
  2. Step 2: Convert to fraction form
    8,184.22/12,281.70 = 4,489.04/x
  3. Step 3: Cross multiply
    8,184.22x = 12,281.70 × 4,489.04
  4. Step 4: Simplify right side
    8,184.22x = 55,133,042.57
  5. Step 5: Solve for x
    x = 55,133,042.57/8,184.22
  6. Step 6: Final answer
    x = 6,736.51

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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.