Home / 3,199.93-4,793.68-2,100.96

Finding the Fourth Proportional to 3,199.93, 4,793.68 and 2,100.96

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Solution

The fourth proportional to 3,199.93, 4,793.68 and 2,100.96 is: 3,147.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.93 : 4,793.68 = 2,100.96 : x
  2. Step 2: Convert to fraction form
    3,199.93/4,793.68 = 2,100.96/x
  3. Step 3: Cross multiply
    3,199.93x = 4,793.68 × 2,100.96
  4. Step 4: Simplify right side
    3,199.93x = 10,071,332.56
  5. Step 5: Solve for x
    x = 10,071,332.56/3,199.93
  6. Step 6: Final answer
    x = 3,147.36

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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.