Home / 3,604.42-4,974.11-2,113.21

Finding the Fourth Proportional to 3,604.42, 4,974.11 and 2,113.21

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Solution

The fourth proportional to 3,604.42, 4,974.11 and 2,113.21 is: 2,916.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.42 : 4,974.11 = 2,113.21 : x
  2. Step 2: Convert to fraction form
    3,604.42/4,974.11 = 2,113.21/x
  3. Step 3: Cross multiply
    3,604.42x = 4,974.11 × 2,113.21
  4. Step 4: Simplify right side
    3,604.42x = 10,511,314.59
  5. Step 5: Solve for x
    x = 10,511,314.59/3,604.42
  6. Step 6: Final answer
    x = 2,916.23

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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.