Home / 8,196.12-11,310.84-4,470.12

Finding the Fourth Proportional to 8,196.12, 11,310.84 and 4,470.12

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Solution

The fourth proportional to 8,196.12, 11,310.84 and 4,470.12 is: 6,168.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196.12 : 11,310.84 = 4,470.12 : x
  2. Step 2: Convert to fraction form
    8,196.12/11,310.84 = 4,470.12/x
  3. Step 3: Cross multiply
    8,196.12x = 11,310.84 × 4,470.12
  4. Step 4: Simplify right side
    8,196.12x = 50,560,812.10
  5. Step 5: Solve for x
    x = 50,560,812.10/8,196.12
  6. Step 6: Final answer
    x = 6,168.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.