Home / 3,406.13-5,111.20-1,846.09

Finding the Fourth Proportional to 3,406.13, 5,111.20 and 1,846.09

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Solution

The fourth proportional to 3,406.13, 5,111.20 and 1,846.09 is: 2,770.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.13 : 5,111.20 = 1,846.09 : x
  2. Step 2: Convert to fraction form
    3,406.13/5,111.20 = 1,846.09/x
  3. Step 3: Cross multiply
    3,406.13x = 5,111.20 × 1,846.09
  4. Step 4: Simplify right side
    3,406.13x = 9,435,743.90
  5. Step 5: Solve for x
    x = 9,435,743.90/3,406.13
  6. Step 6: Final answer
    x = 2,770.23

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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.