Home / 3,060.38-4,222.60-1,940.93

Finding the Fourth Proportional to 3,060.38, 4,222.60 and 1,940.93

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Solution

The fourth proportional to 3,060.38, 4,222.60 and 1,940.93 is: 2,678.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.38 : 4,222.60 = 1,940.93 : x
  2. Step 2: Convert to fraction form
    3,060.38/4,222.60 = 1,940.93/x
  3. Step 3: Cross multiply
    3,060.38x = 4,222.60 × 1,940.93
  4. Step 4: Simplify right side
    3,060.38x = 8,195,760.89
  5. Step 5: Solve for x
    x = 8,195,760.89/3,060.38
  6. Step 6: Final answer
    x = 2,678.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.