Home / 4,161.72-6,207.36-3,609.51

Finding the Fourth Proportional to 4,161.72, 6,207.36 and 3,609.51

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Solution

The fourth proportional to 4,161.72, 6,207.36 and 3,609.51 is: 5,383.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.72 : 6,207.36 = 3,609.51 : x
  2. Step 2: Convert to fraction form
    4,161.72/6,207.36 = 3,609.51/x
  3. Step 3: Cross multiply
    4,161.72x = 6,207.36 × 3,609.51
  4. Step 4: Simplify right side
    4,161.72x = 22,405,527.99
  5. Step 5: Solve for x
    x = 22,405,527.99/4,161.72
  6. Step 6: Final answer
    x = 5,383.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.