Home / 3,199.48-4,793.46-2,678.92

Finding the Fourth Proportional to 3,199.48, 4,793.46 and 2,678.92

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Solution

The fourth proportional to 3,199.48, 4,793.46 and 2,678.92 is: 4,013.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.48 : 4,793.46 = 2,678.92 : x
  2. Step 2: Convert to fraction form
    3,199.48/4,793.46 = 2,678.92/x
  3. Step 3: Cross multiply
    3,199.48x = 4,793.46 × 2,678.92
  4. Step 4: Simplify right side
    3,199.48x = 12,841,295.86
  5. Step 5: Solve for x
    x = 12,841,295.86/3,199.48
  6. Step 6: Final answer
    x = 4,013.56

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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.