Home / 4,161.35-5,742.80-2,273.11

Finding the Fourth Proportional to 4,161.35, 5,742.80 and 2,273.11

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Solution

The fourth proportional to 4,161.35, 5,742.80 and 2,273.11 is: 3,136.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.35 : 5,742.80 = 2,273.11 : x
  2. Step 2: Convert to fraction form
    4,161.35/5,742.80 = 2,273.11/x
  3. Step 3: Cross multiply
    4,161.35x = 5,742.80 × 2,273.11
  4. Step 4: Simplify right side
    4,161.35x = 13,054,019.31
  5. Step 5: Solve for x
    x = 13,054,019.31/4,161.35
  6. Step 6: Final answer
    x = 3,136.97

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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.