Home / 4,061.45-5,604.78-2,198.45

Finding the Fourth Proportional to 4,061.45, 5,604.78 and 2,198.45

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Solution

The fourth proportional to 4,061.45, 5,604.78 and 2,198.45 is: 3,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061.45 : 5,604.78 = 2,198.45 : x
  2. Step 2: Convert to fraction form
    4,061.45/5,604.78 = 2,198.45/x
  3. Step 3: Cross multiply
    4,061.45x = 5,604.78 × 2,198.45
  4. Step 4: Simplify right side
    4,061.45x = 12,321,800.57
  5. Step 5: Solve for x
    x = 12,321,800.57/4,061.45
  6. Step 6: Final answer
    x = 3,033.85

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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.