Home / 3,742.01-5,609.35-3,187.97

Finding the Fourth Proportional to 3,742.01, 5,609.35 and 3,187.97

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Solution

The fourth proportional to 3,742.01, 5,609.35 and 3,187.97 is: 4,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.01 : 5,609.35 = 3,187.97 : x
  2. Step 2: Convert to fraction form
    3,742.01/5,609.35 = 3,187.97/x
  3. Step 3: Cross multiply
    3,742.01x = 5,609.35 × 3,187.97
  4. Step 4: Simplify right side
    3,742.01x = 17,882,423.58
  5. Step 5: Solve for x
    x = 17,882,423.58/3,742.01
  6. Step 6: Final answer
    x = 4,778.83

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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.