Home / 6,183.40-9,255.90-4,455.40

Finding the Fourth Proportional to 6,183.40, 9,255.90 and 4,455.40

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Solution

The fourth proportional to 6,183.40, 9,255.90 and 4,455.40 is: 6,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,183.40 : 9,255.90 = 4,455.40 : x
  2. Step 2: Convert to fraction form
    6,183.40/9,255.90 = 4,455.40/x
  3. Step 3: Cross multiply
    6,183.40x = 9,255.90 × 4,455.40
  4. Step 4: Simplify right side
    6,183.40x = 41,238,736.86
  5. Step 5: Solve for x
    x = 41,238,736.86/6,183.40
  6. Step 6: Final answer
    x = 6,669.27

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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.