Home / 8,217.35-12,314.30-6,336.12

Finding the Fourth Proportional to 8,217.35, 12,314.30 and 6,336.12

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Solution

The fourth proportional to 8,217.35, 12,314.30 and 6,336.12 is: 9,495.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.35 : 12,314.30 = 6,336.12 : x
  2. Step 2: Convert to fraction form
    8,217.35/12,314.30 = 6,336.12/x
  3. Step 3: Cross multiply
    8,217.35x = 12,314.30 × 6,336.12
  4. Step 4: Simplify right side
    8,217.35x = 78,024,850.84
  5. Step 5: Solve for x
    x = 78,024,850.84/8,217.35
  6. Step 6: Final answer
    x = 9,495.14

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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.