Home / 4,171.68-5,752.44-3,515.76

Finding the Fourth Proportional to 4,171.68, 5,752.44 and 3,515.76

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Solution

The fourth proportional to 4,171.68, 5,752.44 and 3,515.76 is: 4,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.68 : 5,752.44 = 3,515.76 : x
  2. Step 2: Convert to fraction form
    4,171.68/5,752.44 = 3,515.76/x
  3. Step 3: Cross multiply
    4,171.68x = 5,752.44 × 3,515.76
  4. Step 4: Simplify right side
    4,171.68x = 20,224,198.45
  5. Step 5: Solve for x
    x = 20,224,198.45/4,171.68
  6. Step 6: Final answer
    x = 4,847.97

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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.