Home / 5,050.38-6,968.50-3,059.78

Finding the Fourth Proportional to 5,050.38, 6,968.50 and 3,059.78

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Solution

The fourth proportional to 5,050.38, 6,968.50 and 3,059.78 is: 4,221.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.38 : 6,968.50 = 3,059.78 : x
  2. Step 2: Convert to fraction form
    5,050.38/6,968.50 = 3,059.78/x
  3. Step 3: Cross multiply
    5,050.38x = 6,968.50 × 3,059.78
  4. Step 4: Simplify right side
    5,050.38x = 21,322,090.85
  5. Step 5: Solve for x
    x = 21,322,090.85/5,050.38
  6. Step 6: Final answer
    x = 4,221.88

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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.