Home / 8,045.38-12,074.54-4,150.90

Finding the Fourth Proportional to 8,045.38, 12,074.54 and 4,150.90

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Solution

The fourth proportional to 8,045.38, 12,074.54 and 4,150.90 is: 6,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.38 : 12,074.54 = 4,150.90 : x
  2. Step 2: Convert to fraction form
    8,045.38/12,074.54 = 4,150.90/x
  3. Step 3: Cross multiply
    8,045.38x = 12,074.54 × 4,150.90
  4. Step 4: Simplify right side
    8,045.38x = 50,120,208.09
  5. Step 5: Solve for x
    x = 50,120,208.09/8,045.38
  6. Step 6: Final answer
    x = 6,229.69

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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.