Home / 6,958.30-10,438.60-3,448.47

Finding the Fourth Proportional to 6,958.30, 10,438.60 and 3,448.47

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Solution

The fourth proportional to 6,958.30, 10,438.60 and 3,448.47 is: 5,173.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.30 : 10,438.60 = 3,448.47 : x
  2. Step 2: Convert to fraction form
    6,958.30/10,438.60 = 3,448.47/x
  3. Step 3: Cross multiply
    6,958.30x = 10,438.60 × 3,448.47
  4. Step 4: Simplify right side
    6,958.30x = 35,997,198.94
  5. Step 5: Solve for x
    x = 35,997,198.94/6,958.30
  6. Step 6: Final answer
    x = 5,173.27

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1.5x scale

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.