Home / 8,245.08-12,369.78-4,546.68

Finding the Fourth Proportional to 8,245.08, 12,369.78 and 4,546.68

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Solution

The fourth proportional to 8,245.08, 12,369.78 and 4,546.68 is: 6,821.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.08 : 12,369.78 = 4,546.68 : x
  2. Step 2: Convert to fraction form
    8,245.08/12,369.78 = 4,546.68/x
  3. Step 3: Cross multiply
    8,245.08x = 12,369.78 × 4,546.68
  4. Step 4: Simplify right side
    8,245.08x = 56,241,431.33
  5. Step 5: Solve for x
    x = 56,241,431.33/8,245.08
  6. Step 6: Final answer
    x = 6,821.21

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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.