Home / 8,317.30-12,467.55-4,150.90

Finding the Fourth Proportional to 8,317.30, 12,467.55 and 4,150.90

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Solution

The fourth proportional to 8,317.30, 12,467.55 and 4,150.90 is: 6,222.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.30 : 12,467.55 = 4,150.90 : x
  2. Step 2: Convert to fraction form
    8,317.30/12,467.55 = 4,150.90/x
  3. Step 3: Cross multiply
    8,317.30x = 12,467.55 × 4,150.90
  4. Step 4: Simplify right side
    8,317.30x = 51,751,553.30
  5. Step 5: Solve for x
    x = 51,751,553.30/8,317.30
  6. Step 6: Final answer
    x = 6,222.16

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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.