Home / 3,859.90-5,324.18-2,441.09

Finding the Fourth Proportional to 3,859.90, 5,324.18 and 2,441.09

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Solution

The fourth proportional to 3,859.90, 5,324.18 and 2,441.09 is: 3,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859.90 : 5,324.18 = 2,441.09 : x
  2. Step 2: Convert to fraction form
    3,859.90/5,324.18 = 2,441.09/x
  3. Step 3: Cross multiply
    3,859.90x = 5,324.18 × 2,441.09
  4. Step 4: Simplify right side
    3,859.90x = 12,996,787.44
  5. Step 5: Solve for x
    x = 12,996,787.44/3,859.90
  6. Step 6: Final answer
    x = 3,367.13

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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.