Home / 8,850.03-12,216.81-6,299.43

Finding the Fourth Proportional to 8,850.03, 12,216.81 and 6,299.43

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Solution

The fourth proportional to 8,850.03, 12,216.81 and 6,299.43 is: 8,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.03 : 12,216.81 = 6,299.43 : x
  2. Step 2: Convert to fraction form
    8,850.03/12,216.81 = 6,299.43/x
  3. Step 3: Cross multiply
    8,850.03x = 12,216.81 × 6,299.43
  4. Step 4: Simplify right side
    8,850.03x = 76,958,939.42
  5. Step 5: Solve for x
    x = 76,958,939.42/8,850.03
  6. Step 6: Final answer
    x = 8,695.90

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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.