Home / 4,061.21-5,604.47-2,198.21

Finding the Fourth Proportional to 4,061.21, 5,604.47 and 2,198.21

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Solution

The fourth proportional to 4,061.21, 5,604.47 and 2,198.21 is: 3,033.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061.21 : 5,604.47 = 2,198.21 : x
  2. Step 2: Convert to fraction form
    4,061.21/5,604.47 = 2,198.21/x
  3. Step 3: Cross multiply
    4,061.21x = 5,604.47 × 2,198.21
  4. Step 4: Simplify right side
    4,061.21x = 12,319,821.51
  5. Step 5: Solve for x
    x = 12,319,821.51/4,061.21
  6. Step 6: Final answer
    x = 3,033.53

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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.