Home / 3,035.32-4,190.67-2,198.79

Finding the Fourth Proportional to 3,035.32, 4,190.67 and 2,198.79

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Solution

The fourth proportional to 3,035.32, 4,190.67 and 2,198.79 is: 3,035.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.32 : 4,190.67 = 2,198.79 : x
  2. Step 2: Convert to fraction form
    3,035.32/4,190.67 = 2,198.79/x
  3. Step 3: Cross multiply
    3,035.32x = 4,190.67 × 2,198.79
  4. Step 4: Simplify right side
    3,035.32x = 9,214,403.29
  5. Step 5: Solve for x
    x = 9,214,403.29/3,035.32
  6. Step 6: Final answer
    x = 3,035.73

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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.