Home / 4,190.44-6,286.56-1,416.98

Finding the Fourth Proportional to 4,190.44, 6,286.56 and 1,416.98

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Solution

The fourth proportional to 4,190.44, 6,286.56 and 1,416.98 is: 2,125.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.44 : 6,286.56 = 1,416.98 : x
  2. Step 2: Convert to fraction form
    4,190.44/6,286.56 = 1,416.98/x
  3. Step 3: Cross multiply
    4,190.44x = 6,286.56 × 1,416.98
  4. Step 4: Simplify right side
    4,190.44x = 8,907,929.79
  5. Step 5: Solve for x
    x = 8,907,929.79/4,190.44
  6. Step 6: Final answer
    x = 2,125.77

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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.