Home / 4,324.11-6,481.12-1,984.36

Finding the Fourth Proportional to 4,324.11, 6,481.12 and 1,984.36

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Solution

The fourth proportional to 4,324.11, 6,481.12 and 1,984.36 is: 2,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324.11 : 6,481.12 = 1,984.36 : x
  2. Step 2: Convert to fraction form
    4,324.11/6,481.12 = 1,984.36/x
  3. Step 3: Cross multiply
    4,324.11x = 6,481.12 × 1,984.36
  4. Step 4: Simplify right side
    4,324.11x = 12,860,886.78
  5. Step 5: Solve for x
    x = 12,860,886.78/4,324.11
  6. Step 6: Final answer
    x = 2,974.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.