Home / 8,164.28-12,246.57-2,321.04

Finding the Fourth Proportional to 8,164.28, 12,246.57 and 2,321.04

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Solution

The fourth proportional to 8,164.28, 12,246.57 and 2,321.04 is: 3,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.28 : 12,246.57 = 2,321.04 : x
  2. Step 2: Convert to fraction form
    8,164.28/12,246.57 = 2,321.04/x
  3. Step 3: Cross multiply
    8,164.28x = 12,246.57 × 2,321.04
  4. Step 4: Simplify right side
    8,164.28x = 28,424,778.83
  5. Step 5: Solve for x
    x = 28,424,778.83/8,164.28
  6. Step 6: Final answer
    x = 3,481.60

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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.