Home / 4,161.38-5,742.72-2,392.97

Finding the Fourth Proportional to 4,161.38, 5,742.72 and 2,392.97

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Solution

The fourth proportional to 4,161.38, 5,742.72 and 2,392.97 is: 3,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.38 : 5,742.72 = 2,392.97 : x
  2. Step 2: Convert to fraction form
    4,161.38/5,742.72 = 2,392.97/x
  3. Step 3: Cross multiply
    4,161.38x = 5,742.72 × 2,392.97
  4. Step 4: Simplify right side
    4,161.38x = 13,742,127.96
  5. Step 5: Solve for x
    x = 13,742,127.96/4,161.38
  6. Step 6: Final answer
    x = 3,302.30

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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.