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Finding the Fourth Proportional to 8,246.16, 12,358.08 and 4,353.48

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Solution

The fourth proportional to 8,246.16, 12,358.08 and 4,353.48 is: 6,524.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.16 : 12,358.08 = 4,353.48 : x
  2. Step 2: Convert to fraction form
    8,246.16/12,358.08 = 4,353.48/x
  3. Step 3: Cross multiply
    8,246.16x = 12,358.08 × 4,353.48
  4. Step 4: Simplify right side
    8,246.16x = 53,800,654.12
  5. Step 5: Solve for x
    x = 53,800,654.12/8,246.16
  6. Step 6: Final answer
    x = 6,524.33

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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.