Home / 4,179.42-6,270.86-1,956.63

Finding the Fourth Proportional to 4,179.42, 6,270.86 and 1,956.63

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Solution

The fourth proportional to 4,179.42, 6,270.86 and 1,956.63 is: 2,935.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.42 : 6,270.86 = 1,956.63 : x
  2. Step 2: Convert to fraction form
    4,179.42/6,270.86 = 1,956.63/x
  3. Step 3: Cross multiply
    4,179.42x = 6,270.86 × 1,956.63
  4. Step 4: Simplify right side
    4,179.42x = 12,269,752.80
  5. Step 5: Solve for x
    x = 12,269,752.80/4,179.42
  6. Step 6: Final answer
    x = 2,935.75

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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.