Home / 3,742.21-5,164.28-2,063.67

Finding the Fourth Proportional to 3,742.21, 5,164.28 and 2,063.67

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Solution

The fourth proportional to 3,742.21, 5,164.28 and 2,063.67 is: 2,847.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.21 : 5,164.28 = 2,063.67 : x
  2. Step 2: Convert to fraction form
    3,742.21/5,164.28 = 2,063.67/x
  3. Step 3: Cross multiply
    3,742.21x = 5,164.28 × 2,063.67
  4. Step 4: Simplify right side
    3,742.21x = 10,657,382.62
  5. Step 5: Solve for x
    x = 10,657,382.62/3,742.21
  6. Step 6: Final answer
    x = 2,847.89

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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.