Home / 4,180.92-6,272.98-1,960.96

Finding the Fourth Proportional to 4,180.92, 6,272.98 and 1,960.96

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Solution

The fourth proportional to 4,180.92, 6,272.98 and 1,960.96 is: 2,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.92 : 6,272.98 = 1,960.96 : x
  2. Step 2: Convert to fraction form
    4,180.92/6,272.98 = 1,960.96/x
  3. Step 3: Cross multiply
    4,180.92x = 6,272.98 × 1,960.96
  4. Step 4: Simplify right side
    4,180.92x = 12,301,062.86
  5. Step 5: Solve for x
    x = 12,301,062.86/4,180.92
  6. Step 6: Final answer
    x = 2,942.19

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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.