Home / 4,146.96-6,219.83-1,375.55

Finding the Fourth Proportional to 4,146.96, 6,219.83 and 1,375.55

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Solution

The fourth proportional to 4,146.96, 6,219.83 and 1,375.55 is: 2,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.96 : 6,219.83 = 1,375.55 : x
  2. Step 2: Convert to fraction form
    4,146.96/6,219.83 = 1,375.55/x
  3. Step 3: Cross multiply
    4,146.96x = 6,219.83 × 1,375.55
  4. Step 4: Simplify right side
    4,146.96x = 8,555,687.16
  5. Step 5: Solve for x
    x = 8,555,687.16/4,146.96
  6. Step 6: Final answer
    x = 2,063.12

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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.