Home / 4,125.80-6,183.84-3,148.88

Finding the Fourth Proportional to 4,125.80, 6,183.84 and 3,148.88

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Solution

The fourth proportional to 4,125.80, 6,183.84 and 3,148.88 is: 4,719.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.80 : 6,183.84 = 3,148.88 : x
  2. Step 2: Convert to fraction form
    4,125.80/6,183.84 = 3,148.88/x
  3. Step 3: Cross multiply
    4,125.80x = 6,183.84 × 3,148.88
  4. Step 4: Simplify right side
    4,125.80x = 19,472,170.10
  5. Step 5: Solve for x
    x = 19,472,170.10/4,125.80
  6. Step 6: Final answer
    x = 4,719.61

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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.