Home / 8,246.40-11,380.04-4,469.60

Finding the Fourth Proportional to 8,246.40, 11,380.04 and 4,469.60

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Solution

The fourth proportional to 8,246.40, 11,380.04 and 4,469.60 is: 6,168.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.40 : 11,380.04 = 4,469.60 : x
  2. Step 2: Convert to fraction form
    8,246.40/11,380.04 = 4,469.60/x
  3. Step 3: Cross multiply
    8,246.40x = 11,380.04 × 4,469.60
  4. Step 4: Simplify right side
    8,246.40x = 50,864,226.78
  5. Step 5: Solve for x
    x = 50,864,226.78/8,246.40
  6. Step 6: Final answer
    x = 6,168.05

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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.