Home / 3,742.12-5,164.24-2,063.60

Finding the Fourth Proportional to 3,742.12, 5,164.24 and 2,063.60

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Solution

The fourth proportional to 3,742.12, 5,164.24 and 2,063.60 is: 2,847.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.12 : 5,164.24 = 2,063.60 : x
  2. Step 2: Convert to fraction form
    3,742.12/5,164.24 = 2,063.60/x
  3. Step 3: Cross multiply
    3,742.12x = 5,164.24 × 2,063.60
  4. Step 4: Simplify right side
    3,742.12x = 10,656,925.66
  5. Step 5: Solve for x
    x = 10,656,925.66/3,742.12
  6. Step 6: Final answer
    x = 2,847.83

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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.