Home / 3,900.64-5,847.44-2,050.60

Finding the Fourth Proportional to 3,900.64, 5,847.44 and 2,050.60

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Solution

The fourth proportional to 3,900.64, 5,847.44 and 2,050.60 is: 3,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.64 : 5,847.44 = 2,050.60 : x
  2. Step 2: Convert to fraction form
    3,900.64/5,847.44 = 2,050.60/x
  3. Step 3: Cross multiply
    3,900.64x = 5,847.44 × 2,050.60
  4. Step 4: Simplify right side
    3,900.64x = 11,990,760.46
  5. Step 5: Solve for x
    x = 11,990,760.46/3,900.64
  6. Step 6: Final answer
    x = 3,074.05

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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.